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China Professional CHINAMFG 7.5 Kw 10 HP 38cfm 8 Bar Direct Driven Rotary Screw Air Compressor wholesaler

Product Description

Airstone 7.5 KW 10 HP 38CFM 8 bar Direct Driven Rotary Screw Air Compressor

Model number	AS-10HB
Driven method	Direct driven
Capacity	38CFM @8bar
Motor	IP54
Type	Direct driven compressor
Applicant for	Mould industry, plastic injection machine, printing industry, 4S shop etc

Detailed Photos

Technical data for star CHINAMFG HB series compressor

Company Profile

HangZhou Xihu (West Lake) Dis. Mechanical Equipment Co., Ltd. is located in B district of lianhua industrial park, HangZhou city, ZheJiang province. The company was founded in May 2018, covers an area of more than 150 acres, and has a factory building of more than 6,000 square meters. The company has more than 300 fixed employees, more than 50 skilled workers, and more than 40 sets of large-scale production equipment.
The company has a complete equipment production system. In order to strengthen the integration of the industry, the company passed the ISO9001:2008 international quality management system verification at the end of 2018. After the company’s unity, positive and facing fierce market competition, the company is relying on its own advantages to integrate external resources, optimize pioneering and innovation, and move CHINAMFG in the direction of diversified business and diversified operations. The company is mainly engaged in the production of screw air compressors and spare parts. The main products are fix speed screw air compressor,variable frequency speed screw air compressor, permanent magnet variable frequency speed screw air compressor and two-stage screw air compressor. At the end of 2018, the company joined forces with famous school designers to develop integrated screw compressors. The pressure range is 0.4mpa-1.6mpa and the power is 4kw-315kw. It can be customized to meet the requirements of different climate buyers in different countries.Although it was only established for 1 year, with the advantage of high cost performance, energy saving and environmental protection, our customers have reached more than 2,000 in the world. The company has always been committed to revitalizing the national industry and building internationally renowned brands to provide users with time. The most perfect gas supply is the mission. With the aim of flow management, first-class technology, first-class products and first-class service, the brand of ZhiQi will be carried forward.

Certifications

Successful Project

Packaging & Shipping

FAQ

Q1. How about the package for this compressor?
A: Generally, we pack our goods in neutral wooden case. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of 10hp~75hp screw air compressor payment?
A: 100%T/T in advance, L/C, Paypal before delivery. We’ll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of 7.5kw~55kw air compressor screw type delivery?
A: EXW, FOB, CFR, CIF, DDU are available.

Q4. How about your delivery time for this compresores?
A: Generally, it will take 5-7 working days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q5. Can you produce the 7.5kw~55kw air compressor screw type according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the 10hp~75hp screw air compressor sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q7. Do you test all your 7.5kw~55kw air compressor screw type before delivery?
A: Yes, we have 100% test before delivery, don’t worry about the compressor quality.

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Phone Support, Remote Maintenance, E-Mail,
Warranty:	2 Years
Lubrication Style:	Lubricated

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

air compressor

What are the differences between stationary and portable air compressors?

Stationary and portable air compressors are two common types of air compressors with distinct features and applications. Here are the key differences between them:

1. Mobility:

The primary difference between stationary and portable air compressors is their mobility. Stationary air compressors are designed to be permanently installed in a fixed location, such as a workshop or a factory. They are typically larger, heavier, and not easily movable. On the other hand, portable air compressors are smaller, lighter, and equipped with handles or wheels for easy transportation. They can be moved from one location to another, making them suitable for jobsites, construction sites, and other mobile applications.

2. Power Source:

Another difference lies in the power source used by stationary and portable air compressors. Stationary compressors are usually powered by electricity, as they are designed for continuous operation in a fixed location with access to power outlets. They are connected to the electrical grid or have dedicated wiring. In contrast, portable compressors are available in various power options, including electric, gasoline, and diesel engines. This versatility allows them to operate in remote areas or sites without readily available electricity.

3. Tank Capacity:

Tank capacity is also a distinguishing factor between stationary and portable air compressors. Stationary compressors often have larger storage tanks to store compressed air for extended periods. The larger tanks enable them to deliver a continuous and steady supply of compressed air for longer durations without the need for frequent cycling. Portable compressors, due to their compact size and portability, generally have smaller tank capacities, which may be sufficient for intermittent or smaller-scale applications.

4. Performance and Output:

The performance and output capabilities of stationary and portable air compressors can vary. Stationary compressors are typically designed for high-volume applications that require a consistent and continuous supply of compressed air. They often have higher horsepower ratings, larger motor sizes, and higher air delivery capacities. Portable compressors, while generally offering lower horsepower and air delivery compared to their stationary counterparts, are still capable of delivering sufficient air for a range of applications, including pneumatic tools, inflation tasks, and light-duty air-powered equipment.

5. Noise Level:

Noise level is an important consideration when comparing stationary and portable air compressors. Stationary compressors, being larger and built for industrial or commercial settings, are often equipped with noise-reducing features such as sound insulation and vibration dampening. They are designed to operate at lower noise levels, which is crucial for maintaining a comfortable working environment. Portable compressors, while efforts are made to reduce noise, may produce higher noise levels due to their compact size and portability.

6. Price and Cost:

Stationary and portable air compressors also differ in terms of price and cost. Stationary compressors are generally more expensive due to their larger size, higher power output, and industrial-grade construction. They often require professional installation and may involve additional costs such as electrical wiring and system setup. Portable compressors, being smaller and more versatile, tend to have a lower upfront cost. They are suitable for individual users, contractors, and small businesses with budget constraints or flexible air supply needs.

When selecting between stationary and portable air compressors, it is essential to consider the specific requirements of the intended application, such as mobility, power source availability, air demands, and noise considerations. Understanding these differences will help in choosing the appropriate type of air compressor for the intended use.

air compressor

How do you troubleshoot common air compressor problems?

Troubleshooting common air compressor problems can help identify and resolve issues that may affect the performance and functionality of the compressor. Here are some steps to troubleshoot common air compressor problems:

1. No Power:

Check the power source and ensure the compressor is properly plugged in.
Inspect the circuit breaker or fuse box to ensure it hasn’t tripped or blown.
Verify that the compressor’s power switch or control panel is turned on.

2. Low Air Pressure:

Check the air pressure gauge on the compressor. If the pressure is below the desired level, the compressor might not be building up enough pressure.
Inspect for air leaks in the system. Leaks can cause a drop in pressure. Listen for hissing sounds or use a soapy water solution to identify the location of leaks.
Ensure the compressor’s intake filter is clean and not clogged, as this can restrict airflow and reduce pressure.

3. Excessive Noise or Vibration:

Inspect the compressor’s mounting and foundation to ensure it is secure and stable. Loose mounts can cause excessive noise and vibration.
Check for loose or damaged components, such as belts, pulleys, or motor mounts. Tighten or replace as necessary.
Verify that the compressor’s cooling system, such as the fan or fins, is clean and free from obstructions. Overheating can lead to increased noise and vibration.

4. Air Leaks:

Inspect all connections, valves, fittings, and hoses for leaks. Tighten or replace any loose or damaged components.
Apply a soapy water solution to suspected areas and look for bubbles. Bubbles indicate air leaks.
Consider using thread sealant or Teflon tape on threaded connections to ensure a proper seal.

5. Excessive Moisture in Compressed Air:

Check the compressor’s drain valve and ensure it is functioning properly. Open the valve to release any accumulated moisture.
Inspect and clean the compressor’s moisture separator or air dryer, if equipped.
Consider installing additional filtration or drying equipment to remove moisture from the compressed air system.

6. Motor Overheating:

Ensure the compressor’s cooling system is clean and unobstructed.
Check the motor’s air intake vents and clean any dust or debris that may be blocking airflow.
Verify that the compressor is not being operated in an excessively hot environment.
Check the motor’s lubrication levels and ensure they are within the manufacturer’s recommended range.
Consider using a thermal overload protector to prevent the motor from overheating.

If troubleshooting these common problems does not resolve the issue, it may be necessary to consult the manufacturer’s manual or seek assistance from a qualified technician. Regular maintenance, such as cleaning, lubrication, and inspection, can also help prevent common problems and ensure the optimal performance of the air compressor.

air compressor

What maintenance is required for air compressors?

Maintaining air compressors is essential to ensure their optimal performance, longevity, and safe operation. Regular maintenance helps prevent breakdowns, improves efficiency, and reduces the risk of accidents. Here are some key maintenance tasks for air compressors:

1. Regular Inspection: Perform visual inspections of the air compressor to identify any signs of wear, damage, or leaks. Inspect the compressor, hoses, fittings, and connections for any abnormalities. Pay attention to oil leaks, loose bolts, and worn-out components.

2. Oil Changes: If your air compressor has an oil lubrication system, regular oil changes are crucial. Follow the manufacturer’s recommendations for the frequency of oil changes and use the recommended oil type. Dirty or degraded oil can impact compressor performance and lead to premature wear.

3. Air Filter Cleaning or Replacement: Clean or replace the air filter regularly to ensure proper air intake and prevent contaminants from entering the compressor. Clogged or dirty filters can restrict airflow and reduce efficiency.

4. Drain Moisture: Air compressors produce moisture as a byproduct of the compression process. Accumulated moisture in the tank can lead to rust and corrosion. Drain the moisture regularly from the tank to prevent damage. Some compressors have automatic drains, while others require manual draining.

5. Belt Inspection and Adjustment: If your compressor has a belt-driven system, inspect the belts for signs of wear, cracks, or tension issues. Adjust or replace the belts as necessary to maintain proper tension and power transmission.

6. Tank Inspection: Inspect the compressor tank for any signs of corrosion, dents, or structural issues. A damaged tank can be hazardous and should be repaired or replaced promptly.

7. Valve Maintenance: Check the safety valves, pressure relief valves, and other valves regularly to ensure they are functioning correctly. Test the valves periodically to verify their proper operation.

8. Motor and Electrical Components: Inspect the motor and electrical components for any signs of damage or overheating. Check electrical connections for tightness and ensure proper grounding.

9. Keep the Area Clean: Maintain a clean and debris-free area around the compressor. Remove any dirt, dust, or obstructions that can hinder the compressor’s performance or cause overheating.

10. Follow Manufacturer’s Guidelines: Always refer to the manufacturer’s manual for specific maintenance instructions and recommended service intervals for your air compressor model. They provide valuable information on maintenance tasks, lubrication requirements, and safety precautions.

Regular maintenance is vital to keep your air compressor in optimal condition and extend its lifespan. It’s also important to note that maintenance requirements may vary depending on the type, size, and usage of the compressor. By following a comprehensive maintenance routine, you can ensure the reliable operation of your air compressor and maximize its efficiency and longevity.

China Professional CHINAMFG 7.5 Kw 10 HP 38cfm 8 Bar Direct Driven Rotary Screw Air Compressor wholesaler
editor by CX 2024-01-22

China Standard Industrial Heavy Duty Portable Electric 185kw 8bar Double-Stage Screw Air Compressor arb air compressor

Product Description

_{^{Industrial Heavy Duty Portable Electric 185KW 8Bar Double-stage
Screw Air Compressor}}

Parameters of CHINAMFG Electric Portable Screw Compressor
Power	Air end	Pressure (Bar)	Air flow	Voltage	size(mm)	weight (KG)
22KW	single-stage	8	3.6m3/min	380V or customized	17309001280	630
30KW	single-stage	8	5m3/min	380V or customized	17309001280	750
37KW	single-stage	8	6.3m3/min	380V or customized	17309001280	780
55KW	double-stage	8	12m3/min	380V or customized	270017001900	1500
75KW	single-stage	8	12.5m3/min	380V or customized	270017001900	1500
75KW	double-stage	8	16m3/min	380V or customized	310016002100	1900
90KW	single-stage	8	15.5m3/min	380V or customized	210017001900	1600
90KW	single-stage	14.5	12m3/min	380V or customized	210017001900	2200
90KW	double-stage	8	19.5m3/min	380V or customized	310016002100	2100
90KW	double-stage	17	11.5m3/min	380V or customized	310016002100	2100
110KW	single-stage	8	19.5m3/min	380V or customized	310016002100	2300
110KW	single-stage	15	15m3/min	380V or customized	310016002100	2200
110KW	double-stage	8	24.5m3/min	380V or customized	330017002300	3700
110KW	double-stage	17	15m3/min	380V or customized	330017002300	3500
132KW	single-stage	8	22.5m3/min	380V or customized	310016002100	2400
132KW	single-stage	13	19m3/min	380V or customized	310016002100	2400
132KW	single-stage	17	14.5m3/min	380V or customized	310016002100	2300
132KW	double-stage	8	27m3/min	380V or customized	330017002300	3800
132KW	double-stage	17	19m3/min	380V or customized	330017002300	3900
160KW	single-stage	8	27.7m3/min	380V or customized	340018002300	3300
160KW	double-stage	8	31.5m3/min	380V or customized	360020002500	3900
185KW	single-stage	8	30m3/min	380V or customized	340018002300	3500
185KW	double-stage	8	35.5m3/min	380V or customized	360020002500	4000

Specializing in CHINAMFG for over 15years

ZheJiang Compressor Import & Export Co.,Ltd is a company integrating air compressor production and trade. located in the logistics capital of China, 1 of the important birthplaces of Chinese civilization-HangZhou, ZheJiang Province.

With professinal manufacturing experience and first -class comprehensive scientific and technological strength of the talent team, as the energy-saving compressor system leader and remowed in the industry,We specializes in R & D and sales of power frequency ,permanent magnet frequency conversion ,two -stage compressor permanent magnet frequency conversion ,low -voltage and mobile screw air compressor . With a deep industry background , 1 step ahead ambition .

With the professional enthusiasm for screw air compressor , team innovation , to meat the challenges of enterprise’s own determination and the rigorous attitude of excellence,products are strictly in accordance with IOS 9001 international quality procedures,to provide customers with energy -saving and reliable products .

We warmly welcomes people from all around the world to visit the company to guide the establishment of a wide range of business contacts and cooperation .

Choosing KOMPRESSOR compressor is to choose quality and service ,choose culture and taste ,choose a permanent and trustworthy partner !

FAQ

Q1: Are you factory or trade company?
A1: We are a company integrating air compressor production and trade. Please check Our Company Profile.

Q2: What the exactly address of your factory?
A2: Room 1016, Building 1, IEC international Enterprise Center , Liuqing Street, LHangZhou District , HangZhou , ZheJiang

Q3: Warranty terms of your machine?
A3: 18 months warranty for the machine,technical support according to your needs.

Q4: Will you provide some spare parts of the machines?
A4: Yes.

Q5: How long will you take to arrange production?
A5: Deliver standard goods within 30days, Other customized goods is TBD.

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Structure Type:	Closed Type
Installation Type:	Stationary Type
Type:	Twin-Screw Compressor

Customization:	Available \|

air compressor

Can air compressors be used for shipbuilding and maritime applications?

Air compressors are widely used in shipbuilding and maritime applications for a variety of tasks and operations. The maritime industry relies on compressed air for numerous essential functions. Here’s an overview of how air compressors are employed in shipbuilding and maritime applications:

1. Pneumatic Tools and Equipment:

Air compressors are extensively used to power pneumatic tools and equipment in shipbuilding and maritime operations. Pneumatic tools such as impact wrenches, drills, grinders, sanders, and chipping hammers require compressed air to function. The versatility and power provided by compressed air make it an ideal energy source for heavy-duty tasks, maintenance, and construction activities in shipyards and onboard vessels.

2. Painting and Surface Preparation:

Air compressors play a crucial role in painting and surface preparation during shipbuilding and maintenance. Compressed air is used to power air spray guns, sandblasting equipment, and other surface preparation tools. Compressed air provides the force necessary for efficient and uniform application of paints, coatings, and protective finishes, ensuring the durability and aesthetics of ship surfaces.

3. Pneumatic Actuation and Controls:

Air compressors are employed in pneumatic actuation and control systems onboard ships. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control propulsion systems, and manage various shipboard processes. Pneumatic control systems offer reliability and safety advantages in maritime applications.

4. Air Start Systems:

In large marine engines, air compressors are used in air start systems. Compressed air is utilized to initiate the combustion process in the engine cylinders. The compressed air is injected into the cylinders to turn the engine’s crankshaft, enabling the ignition of fuel and starting the engine. Air start systems are commonly found in ship propulsion systems and power generation plants onboard vessels.

5. Pneumatic Conveying and Material Handling:

In shipbuilding and maritime operations, compressed air is used for pneumatic conveying and material handling. Compressed air is utilized to transport bulk materials, such as cement, sand, and grain, through pipelines or hoses. Pneumatic conveying systems enable efficient and controlled transfer of materials, facilitating construction, cargo loading, and unloading processes.

6. Air Conditioning and Ventilation:

Air compressors are involved in air conditioning and ventilation systems onboard ships. Compressed air powers air conditioning units, ventilation fans, and blowers, ensuring proper air circulation, cooling, and temperature control in various ship compartments, cabins, and machinery spaces. Compressed air-driven systems contribute to the comfort, safety, and operational efficiency of maritime environments.

These are just a few examples of how air compressors are utilized in shipbuilding and maritime applications. Compressed air’s versatility, reliability, and convenience make it an indispensable energy source for various tasks and systems in the maritime industry.

air compressor

Are there differences between single-stage and two-stage air compressors?

Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:

Compression Stages:

The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.

Compression Process:

In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.

Pressure Output:

The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.

Efficiency:

Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.

Intercooling:

Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.

Applications:

The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.

It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.

In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.

air compressor

What are the key components of an air compressor system?

An air compressor system consists of several key components that work together to generate and deliver compressed air. Here are the essential components:

1. Compressor Pump: The compressor pump is the heart of the air compressor system. It draws in ambient air and compresses it to a higher pressure. The pump can be reciprocating (piston-driven) or rotary (screw, vane, or scroll-driven) based on the compressor type.

2. Electric Motor or Engine: The electric motor or engine is responsible for driving the compressor pump. It provides the power necessary to operate the pump and compress the air. The motor or engine’s size and power rating depend on the compressor’s capacity and intended application.

3. Air Intake: The air intake is the opening or inlet through which ambient air enters the compressor system. It is equipped with filters to remove dust, debris, and contaminants from the incoming air, ensuring clean air supply and protecting the compressor components.

4. Compression Chamber: The compression chamber is where the actual compression of air takes place. In reciprocating compressors, it consists of cylinders, pistons, valves, and connecting rods. In rotary compressors, it comprises intermeshing screws, vanes, or scrolls that compress the air as they rotate.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air. It acts as a buffer, allowing for a steady supply of compressed air during peak demand periods and reducing pressure fluctuations. The tank also helps separate moisture from the compressed air, allowing it to condense and be drained out.

6. Pressure Relief Valve: The pressure relief valve is a safety device that protects the compressor system from over-pressurization. It automatically releases excess pressure if it exceeds a predetermined limit, preventing damage to the system and ensuring safe operation.

7. Pressure Switch: The pressure switch is an electrical component that controls the operation of the compressor motor. It monitors the pressure in the system and automatically starts or stops the motor based on pre-set pressure levels. This helps maintain the desired pressure range in the receiver tank.

8. Regulator: The regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications, ensuring a consistent and safe supply of compressed air.

9. Air Outlet and Distribution System: The air outlet is the point where the compressed air is delivered from the compressor system. It is connected to a distribution system comprising pipes, hoses, fittings, and valves that carry the compressed air to the desired application points or tools.

10. Filters, Dryers, and Lubricators: Depending on the application and air quality requirements, additional components such as filters, dryers, and lubricators may be included in the system. Filters remove contaminants, dryers remove moisture from the compressed air, and lubricators provide lubrication to pneumatic tools and equipment.

These are the key components of an air compressor system. Each component plays a crucial role in the generation, storage, and delivery of compressed air for various industrial, commercial, and personal applications.

China Standard Industrial Heavy Duty Portable Electric 185kw 8bar Double-Stage Screw Air Compressor arb air compressor
editor by CX 2024-01-17

China Hot selling Made in China CHINAMFG Bk55kw-8bar Electric Rotary Screw Air Compressor air compressor portable

Product Description

BK series new screw air compressor new-generation low-consumption and high-efficiency motor;Large starting torque, insulation class F, protection class IP54;SKF bearings, low noise and long life;With a refueling device, it can be refueled without stopping.

Product Description

Yin-Yang Rotor Compression System
Better sealing, smaller leakage channel will produce high-efficiency roller sliding film to reduce heat of compression, and gas production is improved by 10%-15%

Built-in oil and gas separation design
Adopt a built-in oil separation setting to ensure the oil and gas separation effect and reduce fuel consumption
·High filtration level and low flow resistance
·Good noise reduction and mute effect
· Oil and gas separation, high-temperature resistance, high-pressure resistance – reduce the oil content of the exhaust
·Clean exhaust to ensure clean gas

Timely Smart Control Panel
·Using a user-friendly interface to prompt operation, clear at a glance, real-time monitoring of information, providing important information alarm, storage, and query functions

Precision oil filter
·Use high-density filter paper to filter oil
· Completely filter out lubricating oil

Low-consumption and high-efficiency motor, large starting torque
·Insulation class F, protection class IP23.
·Built-in refueling device, can refuel without stopping.

Cooling copper pipe
The radiator made of high-quality copper tubes can make the heat generated by the condensation of the machine quickly Dissipate, maintain the internal temperature

oil pipeline
·Excellent material
·Stable oil delivery without clogging

The system adopts the step-less adjustment of the displacement of 0-100. When the air consumption is reduced, the exhaust volume is also reduced, and the current of the motor is also reduced at the same time; when the air is not used, the air compressor runs empty, and the air compressor is automatically stopped for a long time. When the gas consumption increases, resume the heavy vehicle. Excellent energy-saving effect.
good environmental adaptability
The extraordinary cooling system design is especially suitable for Asia’s high temperature and high humidity environments. The excellent vibration isolation technology and noise reduction measures make the installation of CHINAMFG screw air compressors not require special foundations. As long as a small space for ventilation and maintenance is left, your compressor can be installed well.
Design features of screw rotor profile:
1. Fully realize “surface-to-surface” meshing, thereby helping to form a hydrodynamic lubricating film, reducing lateral leakage through the contact belt, improving compressor efficiency; and improving rotor processing and inspection performance.
2. Adopt the design idea of “large rotor, large bearing, low speed”, the speed is 3050 lower than other brands, which can reduce noise and vibration, reduce exhaust temperature, improve rotor rigidity, prolong service life, and reduce the carbonization of impurities and oil animal sensitivity.
3. The power range is 4355KW, of which 18.5250KW are directly connected without a gearbox, 200KW and 250KW are directly connected with 4-pole motors, and the speed is as low as

Product Parameters

Screw group	5: 6 Gear rotor
Compression method	Continuous, CHINAMFG
Compressed air outlet pressure	8MPa
Compressed air outlet temperature	Air-cooled
Compressed air outlet temperature	10ºC~15ºC higher than the ambient temperature
Volume of Lubricating Oil	About 7.5 liters
Motor speed	N=2930r/min
Rated power	55kw
Displacement	1.3MPa	10m³/min
Weight	820kg
Upper air temperature	45ºC
Lower limit of air temperature	0ºC
Fuel consumption	Exhaust oil content is less than 3PPM
Noise level	72dB(A)
Dimensions (length×width×height) (mm)	1200x800x1120

Model	Working Pressure	Capacity	Motor Power	Connector	Weight	Noise	Dimension
Model	Bar	m³/min	kw	Connector	kg	dB(A)	mm
BMVF7.5G	0.65-1.0	1.0-1.25	7.5	G3/4	200	72	800510800
BMVF11G	0.65-1.0	1.5-1.85	11	G1	260	73	10006701090
BMVF15G	0.65-1.0	2.05-2.35	15		280	73	10006701090
BMVF22G	0.65-1.0	2.95-3.95	22		390	74	12008001120
BMVF37G	0.65-1.0	5.05-6.35	37		600	76	13408501300
BMVF45G	0.65-1.0	6.45-8.2	45		800	78	148010301365
BMVF55G	0.65-1.0	8.2-9.85	55		810	80	148010301365
BMVF75	0.65-1.0	10.5-13.1	75	G2	1280	81	180011901710
BMVF90	0.65-1.0	12.5-15.5	90	G2	1300	81	180011901710
BMVF110	0.65-0.8	22	110	DN65	1850	82	270012301730
BMVF132	0.65-0.8	24	132	DN65	2270	82	270012301730

Model	Working Pressure	Displacement	Motor Power	Exhaust interface	Weight	Noise	Dimension
	Bar	m3/min	kw		kg	dB(A)	mm
BK7.5-8G	8	1.2	7.5	G1	200	70	800620800
BK7.5-10	10	1	7.5	G3/4	200	72	7207001000
BK7.5-13	13	0.8	7.5	G3/4	200	72	7207001000
BK11-8G	8	1.7	11	G1	300	72	10006701090
BK11-10	10	1.5	11	G1	290	72	7006701250
BK11-13	13	1.2	11	G1	290	72	7006701250
BK15-8G	8	2.4	15	G1	280	73	10006701090
BK15-10	10	2.2	15	G1	290	73	7006701250
BK15-13	13	1.7	15	G1	290	73	7006701250
BK18-8	8	3	18.5	G1	500	74	10808801235
BK18-10	10	2.7	18.5	G1	500	74	10808801235
BK18-13	13	2.3	18.5	G1	500	74	10808801235
BK22-8ZG	8	3.6	22	G1	380	74	12008001100
BK22-10	10	3.2	22	G1	540	74	10808801235
BK22-13	13	2.7	22	G1	540	74	10808801235
BK30-8	8	5	30	G1 1/2	650	75	11209301290
BK30-10	10	4.4	30	G1 1/2	650	75	11209301290
BK30-13	13	3.6	30	G1 1/2	650	75	11209301290
BK37-8ZG	8	6	37	G1 1/2	740	76	15309001230
BK37-10	10	5.5	37	G1 1/2	730	76	124010301435
BK37-13	13	4.6	37	G1 1/2	730	76	124010301435
BK45-8G	8	7.1	45	G1 1/2	800	78	148010301345
BK45-10	10	6.5	45	G1 1/2	820	78	124010301595
BK45-13	13	5.6	45	G1 1/2	820	78	124010301595
BK55-8G	8	10	55	G1 1/2	800	80	148010301345
BK55-10	10	8.5	55	G1 1/2	1200	80	154512001470
BK55-13	13	7.4	55	G1 1/2	1200	80	154512001470

Detailed Photos

Built-in oil separation system The built-in oil separation design ensures the separation of oil and gas and reduces fuel consumption.

Certified Genuine Parts. CHINAMFG Certified Genuine Parts to ensure the compressors delivered to you always perform at high performance.

Adhering to the basic belief in environmental sustainability, we have been committed to continuously improving the energy efficiency of our products and creating value for users.

Energy saving and economical, reliable and durable, environmentally friendly and quiet.

The Latest-Generation High Efficiency Screw Rotor! “Large Rotor, Low Speed”, Direct Drive

The latest generation of high-efficiency rotor profiles, full-spectrum screw mainframe meets the national energy-saving standards.

Application

Electric power, petroleum, auto repair, laser equipment, metallurgy, biopharmaceutical, printing, garment industry

Company Profile

FAQ

1.How do your prices compare to the manufacturer/factory?

We are the main distributor of major construction machinery manufacturers/factories in China and keep getting the best dealer prices. From the comparison and feedback from many customers, our price is even more competitive than the factory/factory price.

2.How is the delivery time?

In general, we can deliver ordinary machines immediately to our customers within 7 days, as we have various resources to inspect stock machines, locally and nationwide, and receive machines in a timely manner. But it takes more than 30 days for a manufacturer/factory to produce an order machine.

3.How often can you respond to customer inquiries?

Our team is made up of a group of hardworking and dynamic people who work around the clock to respond to customer inquiries and questions. Most issues can be successfully resolved within 8 hours, while manufacturers/factories take longer to respond.

4.Which payment methods can you accept?

Usually we can use wire transfer or letter of credit, and sometimes DP. (1) Wire transfer, 30% deposit in advance, 70% balance paid before shipment, long-term cooperation customers can present a copy of the original bill of lading. (2) Letter of credit, 100% irrevocable letter of credit without “soft terms” from internationally recognized banks can be accepted. Please seek advice from the sales manager you work with.

5.Which clauses in the Incoterms 2571 can you use?

We are a professional and mature international player and can handle all INCOTERMS 2571, we usually work on regular terms like FOB, CFR, CIF, CIP, DAP.

6.How long are your prices valid?

We are a gentle and friendly supplier, never greedy for profit. Our prices remain largely stable throughout the year. We will only adjust the price according to the following 2 situations: (1) USD exchange rate: According to the international currency exchange rate, the RMB exchange rate is quite different; (2) The manufacturer/factory adjusted the machine price due to the increase of labor cost or raw material cost.

7.What logistics methods can you use for shipping?

We can transport construction machinery with various means of transport. (1) 80% of our shipping will be by the sea, to all major continents such as Africa, South America, Middle East. (2) China’s inland neighboring countries, such as Russia, Mongolia, Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan, Turkmenistan, etc., can transport by road or rail. (3) For urgently needed light spare parts, we can provide international express services, such as DHL, TNT, UPS, FedEx, etc.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Warranty Service
Warranty:	1 Year
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Horizontal

Samples:	US$ 3800/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \|

air compressor

How are air compressors utilized in the aerospace industry?

Air compressors play a crucial role in various applications within the aerospace industry. They are utilized for a wide range of tasks that require compressed air or gas. Here are some key uses of air compressors in the aerospace industry:

1. Aircraft Systems:

Air compressors are used in aircraft systems to provide compressed air for various functions. They supply compressed air for pneumatic systems, such as landing gear operation, braking systems, wing flap control, and flight control surfaces. Compressed air is also utilized for starting aircraft engines and for cabin pressurization and air conditioning systems.

2. Ground Support Equipment:

Air compressors are employed in ground support equipment used in the aerospace industry. They provide compressed air for tasks such as inflating aircraft tires, operating pneumatic tools for maintenance and repair, and powering air-driven systems for fueling, lubrication, and hydraulic operations.

3. Component Testing:

Air compressors are utilized in component testing within the aerospace industry. They supply compressed air for testing and calibrating various aircraft components, such as valves, actuators, pressure sensors, pneumatic switches, and control systems. Compressed air is used to simulate operating conditions and evaluate the performance and reliability of these components.

4. Airborne Systems:

In certain aircraft, air compressors are employed for specific airborne systems. For example, in military aircraft, air compressors are used for air-to-air refueling systems, where compressed air is utilized to transfer fuel between aircraft in mid-air. Compressed air is also employed in aircraft de-icing systems, where it is used to inflate inflatable de-icing boots on the wing surfaces to remove ice accumulation during flight.

5. Environmental Control Systems:

Air compressors play a critical role in the environmental control systems of aircraft. They supply compressed air for air conditioning, ventilation, and pressurization systems, ensuring a comfortable and controlled environment inside the aircraft cabin. Compressed air is used to cool and circulate air, maintain desired cabin pressure, and control humidity levels.

6. Engine Testing:

In the aerospace industry, air compressors are utilized for engine testing purposes. They provide compressed air for engine test cells, where aircraft engines are tested for performance, efficiency, and durability. Compressed air is used to simulate different operating conditions and loads on the engine, allowing engineers to assess its performance and make necessary adjustments or improvements.

7. Oxygen Systems:

In aircraft, air compressors are involved in the production of medical-grade oxygen for onboard oxygen systems. Compressed air is passed through molecular sieve beds or other oxygen concentrator systems to separate oxygen from other components of air. The generated oxygen is then supplied to the onboard oxygen systems, ensuring a sufficient and continuous supply of breathable oxygen for passengers and crew at high altitudes.

It is important to note that air compressors used in the aerospace industry must meet stringent quality and safety standards. They need to be reliable, efficient, and capable of operating under demanding conditions to ensure the safety and performance of aircraft systems.

air compressor

How does the horsepower of an air compressor affect its capabilities?

The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:

Power Output:

The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.

Air Pressure:

The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.

Air Volume:

In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.

Duty Cycle:

The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.

Size and Portability:

It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.

When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.

Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.

air compressor

What is the purpose of an air compressor?

An air compressor serves the purpose of converting power, typically from an electric motor or an engine, into potential energy stored in compressed air. It achieves this by compressing and pressurizing air, which can then be used for various applications. Here’s a detailed explanation of the purpose of an air compressor:

1. Powering Pneumatic Tools: One of the primary uses of an air compressor is to power pneumatic tools. Compressed air can be used to operate a wide range of tools, such as impact wrenches, nail guns, paint sprayers, sanders, and drills. The compressed air provides the necessary force and energy to drive these tools, making them efficient and versatile.

2. Supplying Clean and Dry Air: Air compressors are often used to supply clean and dry compressed air for various industrial processes. Many manufacturing and production operations require a reliable source of compressed air that is free from moisture, oil, and other contaminants. Air compressors equipped with appropriate filters and dryers can deliver high-quality compressed air for applications such as instrumentation, control systems, and pneumatic machinery.

3. Inflating Tires and Sports Equipment: Air compressors are commonly used for inflating tires, whether it’s for vehicles, bicycles, or sports equipment. They provide a convenient and efficient method for quickly filling tires with the required pressure. Air compressors are also used for inflating sports balls, inflatable toys, and other similar items.

4. Operating HVAC Systems: Air compressors play a crucial role in the operation of heating, ventilation, and air conditioning (HVAC) systems. They provide compressed air for controlling and actuating dampers, valves, and actuators in HVAC systems, enabling precise regulation of air flow and temperature.

5. Assisting in Industrial Processes: Compressed air is utilized in various industrial processes. It can be used for air blow-off applications, cleaning and drying parts, powering air-operated machinery, and controlling pneumatic systems. Air compressors provide a reliable and efficient source of compressed air that can be tailored to meet the specific requirements of different industrial applications.

6. Supporting Scuba Diving and Breathing Systems: In scuba diving and other breathing systems, air compressors are responsible for filling diving tanks and supplying breathable air to divers. These compressors are designed to meet strict safety standards and deliver compressed air that is free from contaminants.

Overall, the purpose of an air compressor is to provide a versatile source of compressed air for powering tools, supplying clean air for various applications, inflating tires and sports equipment, supporting industrial processes, and facilitating breathing systems in specific contexts.

China Hot selling Made in China CHINAMFG Bk55kw-8bar Electric Rotary Screw Air Compressor air compressor portable
editor by CX 2024-01-12

China OEM Widely Used Air Compressor Screw Type for Geothermal Well air compressor price

Product Description

Application

Diesel mobile screw air compressor is special designed for water well and geothermal well drilling, which is widely used in highway, railway, mining, water conservancy, shipbuilding, urban construction, energy, military and other industries.

Features

1. Main engine: large-diameter rotor design, the main engine and the diesel engine are directly connected through a highly elastic coupling, and there is no speed-increasing gear in the middle between them engine. The main engine rotates at the same speed as the diesel engine, with higher efficiency, better reliability and longer life.

2. Diesel engine: Cummins, CHINAMFG and other famous domestic and foreign diesel engines are selected, which meet the national II emission requirements. With strong power, low fuel consumption, and nationwide after-sales service system, users can get rapid and comprehensive services.

3. The air volume control system is simple and reliable. According to the size of the air volume, the air intake volume is automatically adjusted from 0 to 100%, and the diesel throttle is automatically adjusted at the same time, which greatly saves diesel oil.

4. The microcomputer intelligently monitors air compressor exhaust pressure, exhaust temperature, diesel engine speed, oil pressure, water temperature, fuel tank level and other operating parameters.

5. Multi-stage air filter, suitable for dusty working environment. Multi-stage fuel filter, suitable for the current status of domestic oil quality. Oversized oil-water cooler, suitable for high temperature and plateau environments.

6. Spacious maintenance and repair door, all parts needed to be maintained are within easy reach. The maintenance of air filters, oil filters, fuel tanks, batteries and oil coolers is easy and convenient, reducing downtime.

7. Easy to move, it can still move flexibly under the harsh terrain conditions. Each compressor is equipped with lifting rings for safe and convenient lifting and transportation.

Product Parameters

Model	HF29/23(K)
Air displacement	29m³/min
Air pressure	23bar
Engine model	YC6ML400L-K30
Rotation speed	2000r/min
Power	295kW
Dimension	350019502030mm
Weight	4850kg

Working Site

Company Profile

FAQ

1.Are you trading company or manufacturer?
We are professional manufacturer, and our factory mainly produce water well drilling rig, core drilling rig, DTH drilling rig, piling rig, etc. Our products have been exported to more than 50 countries of Asia, South America, Africa, and get a good reputation in the world.

2. Are your products qualified?
Yes, our products all have gained ISO certificate,and we have specialized quality inspection department for checking every machine before leaving our factory.

3.How about your machine quality?
All of our machines hold the ISO, QC and TUV certificate, and each set of machine must pass a great number of strict testing in order to offer the best quality to our customers.

4. Do you have after service?
Yes, we have special service team which will offer you professional guidance. If you need, we can send our engineer to your worksite and provid the training for your staff.

5. What about the qaulity warranty?
We offer one-year quality warranty for machines’ main body.

6. How long can you deliver the machine?
Generally, we can deliver the machine in 7 days.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Online Support, Field Maintenance
Warranty:	1 Year
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	Diesel Engine
Cylinder Position:	Horizontal

Samples:	US$ 15000/Set 1 Set(Min.Order) \| Request Sample

air compressor

What are the advantages of using rotary vane compressors?

Rotary vane compressors offer several advantages that make them a popular choice for various applications. These compressors are widely used in industries where a reliable and efficient source of compressed air is required. Here are the advantages of using rotary vane compressors:

1. Compact and Lightweight:

Rotary vane compressors are typically compact and lightweight compared to other types of compressors. Their compact design makes them suitable for installations where space is limited, such as in small workshops or mobile applications. The lightweight nature of these compressors allows for easy transportation and maneuverability.

2. High Efficiency:

Rotary vane compressors are known for their high efficiency. The design of the vanes and the compression chamber allows for smooth and continuous compression, resulting in minimal energy losses. This efficiency translates into lower energy consumption and reduced operating costs over time.

3. Quiet Operation:

Rotary vane compressors operate with relatively low noise levels. The design of the compressor, including the use of vibration damping materials and sound insulation, helps to minimize noise and vibrations during operation. This makes rotary vane compressors suitable for applications where noise reduction is important, such as in indoor environments or noise-sensitive areas.

4. Oil Lubrication:

Many rotary vane compressors utilize oil lubrication, which provides several benefits. The oil lubrication helps to reduce wear and friction between the moving parts, resulting in extended compressor life and improved reliability. It also contributes to better sealing and improved efficiency by minimizing internal leakage.

5. Versatile Applications:

Rotary vane compressors are versatile and can be used in a wide range of applications. They are suitable for both industrial and commercial applications, including automotive workshops, small manufacturing facilities, dental offices, laboratories, and more. They can handle various compressed air requirements, from light-duty tasks to more demanding applications.

6. Easy Maintenance:

Maintenance of rotary vane compressors is relatively straightforward. Routine maintenance tasks typically include oil changes, filter replacements, and periodic inspection of vanes and seals. The simplicity of the design and the availability of replacement parts make maintenance and repairs easier and more cost-effective.

These advantages make rotary vane compressors an attractive choice for many applications, providing reliable and efficient compressed air solutions.

air compressor

What are the environmental considerations when using air compressors?

When using air compressors, there are several environmental considerations to keep in mind. Here’s an in-depth look at some of the key factors:

Energy Efficiency:

Energy efficiency is a crucial environmental consideration when using air compressors. Compressing air requires a significant amount of energy, and inefficient compressors can consume excessive power, leading to higher energy consumption and increased greenhouse gas emissions. It is important to choose energy-efficient air compressors that incorporate features such as Variable Speed Drive (VSD) technology and efficient motor design, as they can help minimize energy waste and reduce the carbon footprint.

Air Leakage:

Air leakage is a common issue in compressed air systems and can contribute to energy waste and environmental impact. Leaks in the system result in the continuous release of compressed air, requiring the compressor to work harder and consume more energy to maintain the desired pressure. Regular inspection and maintenance of the compressed air system to detect and repair leaks can help reduce air loss and improve overall energy efficiency.

Noise Pollution:

Air compressors can generate significant noise levels during operation, which can contribute to noise pollution. Prolonged exposure to high noise levels can have detrimental effects on human health and well-being and can also impact the surrounding environment and wildlife. It is important to consider noise reduction measures such as sound insulation, proper equipment placement, and using quieter compressor models to mitigate the impact of noise pollution.

Emissions:

While air compressors do not directly emit pollutants, the electricity or fuel used to power them can have an environmental impact. If the electricity is generated from fossil fuels, the associated emissions from power plants contribute to air pollution and greenhouse gas emissions. Choosing energy sources with lower emissions, such as renewable energy, can help reduce the environmental impact of operating air compressors.

Proper Waste Management:

Proper waste management is essential when using air compressors. This includes the appropriate disposal of compressor lubricants, filters, and other maintenance-related materials. It is important to follow local regulations and guidelines for waste disposal to prevent contamination of soil, water, or air and minimize the environmental impact.

Sustainable Practices:

Adopting sustainable practices can further reduce the environmental impact of using air compressors. This can include implementing preventive maintenance programs to optimize performance, reducing idle time, and promoting responsible use of compressed air by avoiding overpressurization and optimizing system design.

By considering these environmental factors and taking appropriate measures, it is possible to minimize the environmental impact associated with the use of air compressors. Choosing energy-efficient models, addressing air leaks, managing waste properly, and adopting sustainable practices can contribute to a more environmentally friendly operation.

air compressor

Are there portable air compressors available for home use?

Yes, there are portable air compressors specifically designed for home use. These portable models offer convenience, versatility, and ease of use for various tasks around the house. Here are some key points about portable air compressors for home use:

1. Compact and Lightweight: Portable air compressors are typically compact and lightweight, making them easy to transport and store. They are designed with portability in mind, allowing homeowners to move them around the house or take them to different locations as needed.

2. Electric-Powered: Most portable air compressors for home use are electric-powered. They can be plugged into a standard household electrical outlet, eliminating the need for gasoline or other fuel sources. This makes them suitable for indoor use without concerns about emissions or ventilation.

3. Versatile Applications: Portable air compressors can be used for a wide range of home applications. They are commonly used for inflating tires, sports equipment, and inflatable toys. They are also handy for operating pneumatic tools such as nail guns, staplers, and paint sprayers. Additionally, portable air compressors can be used for cleaning tasks, powering airbrushes, and other light-duty tasks around the house.

4. Pressure and Capacity: Portable air compressors for home use typically have lower pressure and capacity ratings compared to larger industrial or commercial models. They are designed to meet the needs of common household tasks rather than heavy-duty applications. The pressure and capacity of these compressors are usually sufficient for most home users.

5. Oil-Free Operation: Many portable air compressors for home use feature oil-free operation. This means they do not require regular oil changes or maintenance, making them more user-friendly and hassle-free for homeowners.

6. Noise Level: Portable air compressors designed for home use often prioritize low noise levels. They are engineered to operate quietly, reducing noise disturbances in residential environments.

7. Cost: Portable air compressors for home use are generally more affordable compared to larger, industrial-grade compressors. They offer a cost-effective solution for homeowners who require occasional or light-duty compressed air applications.

When considering a portable air compressor for home use, it’s important to assess your specific needs and tasks. Determine the required pressure, capacity, and features that align with your intended applications. Additionally, consider factors such as portability, noise level, and budget to choose a suitable model that meets your requirements.

Overall, portable air compressors provide a practical and accessible compressed air solution for homeowners, allowing them to tackle a variety of tasks efficiently and conveniently within a home setting.

China OEM Widely Used Air Compressor Screw Type for Geothermal Well air compressor price
editor by CX 2024-01-12

China wholesaler 75 HP CE Approved Industrial Energy Saving Two Stage Screw Air Compressor air compressor oil

Product Description

Hot Selling 75 HP CE Approved Industrial Energy Saving Compressor Two Stage Screw Air Compressor

Product Description

Permanent magnet variable frequency screw air compressor:
1. Constant pressure control: It can realize high-precision constant pressure control with a pressure fluctuation range of 0.01 MPa;
2. Variable frequency soft start: Eliminate the CHINAMFG current when starting, avoid grid impact, avoid current impact through step-by-step speed adjustment, and improve flexibility
3. Prevent no-load: The compressor is no-load during operation, reducing ineffective energy consumption;
Permanent magnet motors use high-efficiency rare earth magnets, no loss of magnetism at 180°C, and long service life; energy saving is about 6% to 7% compared with ordinary frequency conversion motors;
It can exert the highest efficiency in a wider range and make the air compressor more energy-saving.

Two stage air end
Feature:Two-stage compressor air-end
Advantage:Low compression ratio, Low temperature rising, Low air leakage
Benefit:15% energy-saving

High-efficiency Motor
Feature:IE4 permanent magnet motor/IE4 High-efficiency motor
Advantage:Motor efficiency 97%
Benefit:5% energy-saving

Intelligent control
Feature:VFD system
Advantage:Constant pressure output to remove pressure fluctuation and off-load, Constant temperature output at 9-~85°C, Low starting current to protect components
Benefit:15% energy-saving

Smart display screen
Feature:Intelligent control system
Advantage:10 inch monitor to show all the date
Benefit:Simple operation and touble free

Cooling fan
Feature:Large cooler system
Advantage:Axial flow Fan used for good cooling effect
Benefit:Allow ambient temperature at 52°C

Systematic Design of Oil separator
Feature:Large oil system
Advantage:Reduce internal pressure loss avoid oil, Leakage for safety
Benefit:3% energy-saving

Filter
Feature:Double filtering system
Advantage:Remove impurity from air and cleanness
Benefit:Longer life air -end and lubrication oil

Air inlet valve
Feature:High vacuum degree:700mmHg
Advantage:Large suction area, Low load energy consumption in unloaded operation,
Fast check: prevent unloading and shutdown oil injection
Benefit:Cast aluminum to avoid rust and temperature change

Technical Parameters

Model	Air Delivery (m3/min)				Power (kW)	Noise (Db)	Outlet diameter	Dimension (mm)	Weight (Kg)
Model	0.7Mpa	0.8Mpa	1.0Mpa	1.3Mpa	Power (kW)	Noise (Db)	Outlet diameter	L * W * H	Weight (Kg)
RK30APMII	4.3	4.1	3.5	2.7	22	68	G11/2	1500x1000x1350	650
RK40APMII	6	5.9	4.7	3.9	30	68	G11/2	1500x1000x1350	700
RK50APMII	7.1	6.9	5.8	5.4	37	68	G11/2	1500x1000x1350	750
RK60APMII	10	9.5	7.8	6.8	45	72	G2	2100x1300x1650	1250
RK75APMII	13	12.5	9.2	7.5	55	76	G2	2100x1300x1650	1300
RK100APMII	15.5	15.2	12	10.2	75	76	G2	2100x1300x1650	1350
RK125APMII	19.8	19.5	15	14	90	76	DN80	2500x1650x1900	2700
RK150APMII	24	23	19.2	16	110	76	DN80	2500x1650x1900	2800
RK180APMII	27.5	27	23.7	19	132	78	DN80	2500x1650x1900	3000
RK220APMII	33	32.5	27.5	22.5	160	78	DN80	3000x1900x1950	4300
RK250APMII	39	36	32	27.5	185	78	DN80	3000x1900x1950	4400
RK275APMII	43.5	41	35.5	31.5	200	78	DN100	3600x2200x2200	5000
RK300APMII	51.5	48.3	38.5	35.5	220	82	DN100	3600x2200x2200	5500
RK350APMII	54	51	45	38	250	82	DN100	3600x2200x2200	6000
RK380APMII	60	57	50	43	280	82	DN125	4000x2300x2300	6800
RK420APMII	65	62	56	50.5	315	82	DN125	4000x2300x2300	7000
RK480APMII	75	73	64	55	355	82	DN150	4200x2200x2350	8500
RK540APMII	84	82	72	61	400	82	DN150	4200x2200x2350	9000

Packaging & Shipping

Packaging & Shipping

1.Packing Details: Plywood crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package
(for stationary screw air compressor)
2.Shipping method: by sea, by LCL/FCL or as requested
3.Delivery method: FOB, CFR, CIF and EXW etc.
4.Delivery time: in 7-15 days after receiving deposit (customized machines not included)

Successful cases

Company Profile

ZheJiang CHINAMFG Machinery Co., Ltd. is a company dedicated to the production and research and development of various gas compression equipment. The company was established in 2012 and has a total of 5 licensed technical engineers. Mainly engaged in air, nitrogen, CO2 and other special gas compression equipment and after-treat equipment. With the development in recent years, the company has established a foreign trade team in ZheJiang , and hired foreign trade consultants with 10 years of industry experience to better serve customers worldwide. With excellent quality and the support of 30 distributors worldwide, our annual sales in 2018 exceeded 5 million US dollars. We look CHINAMFG to working with you to create a better tomorrow!

Payment and delivery

After Sales Service

1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in CHINAMFG air compressor factory or working site.
5.All kinds of technical documents in different languages.

FAQ

FAQ

Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou,ZheJiang ,China. More than 18 years of experience in air compressor manufacturing.

Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.

Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.

Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.

Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.

Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.

Q8. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Some key parts are imported from overseas
3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.

Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.

Q10.How long could your air compressor be used?
A: Generally, more than 10 years.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Online Support
Warranty:	24month
Lubrication Style:	Lubricated

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

air compressor

Can air compressors be used for shipbuilding and maritime applications?

1. Pneumatic Tools and Equipment:

2. Painting and Surface Preparation:

3. Pneumatic Actuation and Controls:

4. Air Start Systems:

5. Pneumatic Conveying and Material Handling:

6. Air Conditioning and Ventilation:

air compressor

How do you choose the right air compressor for woodworking?

Choosing the right air compressor for woodworking is essential to ensure efficient and effective operation of pneumatic tools and equipment. Here are some factors to consider when selecting an air compressor for woodworking:

1. Required Air Volume (CFM):

Determine the required air volume or cubic feet per minute (CFM) for your woodworking tools and equipment. Different tools have varying CFM requirements, so it is crucial to choose an air compressor that can deliver the required CFM to power your tools effectively. Make sure to consider the highest CFM requirement among the tools you’ll be using simultaneously.

2. Tank Size:

Consider the tank size of the air compressor. A larger tank allows for more stored air, which can be beneficial when using tools that require short bursts of high air volume. It helps maintain a consistent air supply and reduces the frequency of the compressor cycling on and off. However, if you have tools with continuous high CFM demands, a larger tank may not be as critical.

3. Maximum Pressure (PSI):

Check the maximum pressure (PSI) rating of the air compressor. Woodworking tools typically operate within a specific PSI range, so ensure that the compressor can provide the required pressure. It is advisable to choose an air compressor with a higher maximum PSI rating to accommodate any future tool upgrades or changes in your woodworking needs.

4. Noise Level:

Consider the noise level of the air compressor, especially if you’ll be using it in a residential or shared workspace. Some air compressors have noise-reducing features or are designed to operate quietly, making them more suitable for woodworking environments where noise control is important.

5. Portability:

Assess the portability requirements of your woodworking projects. If you need to move the air compressor frequently or work in different locations, a portable and lightweight compressor may be preferable. However, if the compressor will remain stationary in a workshop, a larger, stationary model might be more suitable.

6. Power Source:

Determine the power source available in your woodworking workspace. Air compressors can be powered by electricity or gasoline engines. If electricity is readily available, an electric compressor may be more convenient and cost-effective. Gasoline-powered compressors offer greater flexibility for remote or outdoor woodworking projects where electricity may not be accessible.

7. Quality and Reliability:

Choose an air compressor from a reputable manufacturer known for producing reliable and high-quality equipment. Read customer reviews and consider the warranty and after-sales support offered by the manufacturer to ensure long-term satisfaction and reliability.

8. Budget:

Consider your budget and balance it with the features and specifications required for your woodworking needs. While it’s important to invest in a reliable and suitable air compressor, there are options available at various price points to accommodate different budgets.

By considering these factors and evaluating your specific woodworking requirements, you can choose an air compressor that meets the demands of your tools, provides efficient performance, and enhances your woodworking experience.

air compressor

Are there air compressors specifically designed for high-pressure applications?

Yes, there are air compressors specifically designed for high-pressure applications. These compressors are engineered to generate and deliver compressed air at significantly higher pressures than standard air compressors. Here are some key points about high-pressure air compressors:

1. Pressure Range: High-pressure air compressors are capable of producing compressed air at pressures typically ranging from 1000 to 5000 psi (pounds per square inch) or even higher. This is considerably higher than the typical range of 100 to 175 psi for standard air compressors.

2. Construction: High-pressure aircompressors feature robust construction and specialized components to withstand the higher pressures involved. They are designed with reinforced cylinders, pistons, valves, and seals that can handle the increased stress and prevent leaks or failures under high-pressure conditions.

3. Power: Generating high-pressure compressed air requires more power than standard compressors. High-pressure air compressors often have larger motors or engines to provide the necessary power to achieve the desired pressure levels.

4. Applications: High-pressure air compressors are utilized in various industries and applications where compressed air at elevated pressures is required. Some common applications include:

Industrial manufacturing processes that involve high-pressure air for operations such as air tools, pneumatic machinery, and equipment.
Gas and oil exploration and production, where high-pressure air is used for well drilling, well stimulation, and enhanced oil recovery techniques.
Scuba diving and underwater operations, where high-pressure air is used for breathing apparatus and underwater tools.
Aerospace and aviation industries, where high-pressure air is used for aircraft systems, testing, and pressurization.
Fire services and firefighting, where high-pressure air compressors are used to fill breathing air tanks for firefighters.

5. Safety Considerations: Working with high-pressure air requires adherence to strict safety protocols. Proper training, equipment, and maintenance are crucial to ensure the safe operation of high-pressure air compressors. It is important to follow manufacturer guidelines and industry standards for high-pressure applications.

When selecting a high-pressure air compressor, consider factors such as the desired pressure range, required flow rate, power source availability, and the specific application requirements. Consult with experts or manufacturers specializing in high-pressure compressed air systems to identify the most suitable compressor for your needs.

High-pressure air compressors offer the capability to meet the demands of specialized applications that require compressed air at elevated pressures. Their robust design and ability to deliver high-pressure air make them essential tools in various industries and sectors.

China wholesaler 75 HP CE Approved Industrial Energy Saving Two Stage Screw Air Compressor air compressor oil
editor by CX 2024-01-04

China Best Sales 37kw 50HP 6.2m3/Min Superior Quality Gas Powered Screw Air Compressor for Filling Station air compressor repair near me

Product Description

37kw 50hp 6.2m3/min Superior Quality Gas Powered screw air compressor for Filling station

Products Description

Type:	Oil Injected Permanent Magnetic Screw Compressor
Voltage:	380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements
Working Pressure:	7bar/8bar/10bar
Installed Motor Power:	18.5~110 Kw
Color:	Blue
Driven Method:	Taper Connection Direct Driven
Air End:	High Efficiency Airend
Trademark:	SCR
Transport Package:	Standard Wooden Packing
Available Certificate:	CE, ISO, UL, ASME, GHOST
Origin:	ZheJiang , China
application:	Packing,Painting,Precision Electroplating,Peparing

Advantages:
1. China-Japan latest technology cooperation, high reliability.
2. Oil Cooling Permanent Magnetic Motor.
3. IP65 protection grade & heavy duty air filter, suitable for high dusty environment.
4. IE4 Efficiency motor efficiency.
5. Most energy saving mode, Only work at loading.
6. Wide frequency range 25%-100%.
7. Premium Magnetic material resist more than 180ºC temp.
8. Reliable PM motor supplier from Italy.
9. Direct Taper connection, no transmission power loss, easy maintenance.
10.Touch Screen PLC with preset running schedule, more intelligent control.
11. Both main motor and fan motor are inverter control, more accurate control.
12. Easy for installation and service.
13. Fantastic Energy Saving, save up to more than 30-40%.

Details image

HIGH QUALITY PM MOTOR

The motor winding take use of new technology vacuum expoxy potting process, it increase the thermal conducivity and motor insulation protection
Automatic vacuum expoxy processing enhance the motor quality
The new seal technology of winding, it is sealed with expoxy, better protection for winding.
F grade insulation grade, resist up to 180degree, integrated PTC protection.

PM MOTOR COOLING SCR heavy duty air filter

Liquid Cooling, IP65 PM Motor.
Indepent cooling system.

HIGH EFFICIENCY SEPARATION SYSTEM
Cyclone oil tank design encsure the high separation efficiency.
First stage mechanical centrifugal separation.
Second stage is high efficiency oil separator.
4000hours life-span of oil separator.
The oil content is lower than 3PPM.

LATEST V/F Inverter
* Latest V/F technology Inverter.
* CE/UL Certificed Inverter.
* Both Motor are inverter control.
* High reliable inverter brand proofed in the market.
* Professional service support.
* Automatic airend speed adjust to match your air demand, help good energy saving

How to choose ?

Model No.	Working pressure bar	Capacity(FAD) m3/min	Power kw	Driving model Cooling method	Noise level dB	Outlet diameter	Weight kg	Dimension mm
YCR7.5	7	1.2	7.5	Direct Air cooling(Standard)	63	G3/4″	400	890560840
	8	1.1
	10	1.0
	12	0.8
YCR11	7	1.8	11	Direct Air cooling(Standard)	64	G3/4″	460	10506901080
	8	1.6
	10	1.5
	12	1.3
YCR15	7	2.6	15	Direct Air cooling(Standard	65	G3/4″	500	10506901080
	8	2.4
	10	2.1
	12	1.8
YCR22	7	3.7	22	Direct driven Air cooling	65	G1″	550	13507801250
	8	3.5
	10	3.1
	12	2.7
YCR30	7	5.3	30	Direct driven Air cooling	67	G1-1/2″	940	14209001425
	8	5.1
	10	4.6
	12	3.9
YCR37	7	6.5	37	Direct driven Air cooling	67	G1-1/2″	1000	14209001425
	8	6.2
	10	5.6
	12	4.9
YCR45	7	8.1	45	Direct driven Air cooling	70	G1-1/2″	1050	175011001700
	8	7.5
	10	7.0
	12	6.0
YCR55	7	10.5	55	Direct driven Air cooling	73	G2″	1500	175011001700
	8	10
	9	9.0
	12	8.0
YCR75	7	14.3	75	Direct driven Air cooling	75	G2″	1700	175011001700
	8	13.0
	10	11.8
	12	10.5

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Angular
Structure Type:	Closed Type
Installation Type:	Stationary Type

Customization:	Available \|

air compressor

Can air compressors be used for shipbuilding and maritime applications?

1. Pneumatic Tools and Equipment:

2. Painting and Surface Preparation:

3. Pneumatic Actuation and Controls:

4. Air Start Systems:

5. Pneumatic Conveying and Material Handling:

6. Air Conditioning and Ventilation:

air compressor

What is the role of air compressors in manufacturing and industrial processes?

Air compressors play a crucial role in various manufacturing and industrial processes, providing a reliable source of compressed air that powers a wide range of equipment and tools. Here are some key roles of air compressors in manufacturing and industrial settings:

1. Pneumatic Tools and Equipment:

Air compressors power a wide range of pneumatic tools and equipment used in manufacturing processes. These tools include impact wrenches, air drills, sanders, grinders, nail guns, and spray guns. Compressed air provides the necessary force and energy for these tools, enabling efficient and precise operations.

2. Automation and Control Systems:

Compressed air is used in automation and control systems within manufacturing facilities. Pneumatic actuators and valves use compressed air to control the movement of machinery and components. These systems are widely used in assembly lines, packaging operations, and material handling processes.

3. Air Blowing and Cleaning:

Compressed air is employed for blowing and cleaning applications in manufacturing and industrial processes. Air blowguns and air nozzles are used to remove debris, dust, and contaminants from surfaces, machinery, and products. Compressed air is also used for drying, cooling, and purging operations.

4. Air Separation and Gas Generation:

Air compressors are used in air separation plants to generate industrial gases such as nitrogen, oxygen, and argon. These gases are essential for various industrial processes, including metal fabrication, chemical production, and food packaging.

5. HVAC Systems:

Compressed air is utilized in heating, ventilation, and air conditioning (HVAC) systems. It powers pneumatic actuators for damper control, pneumatic controls for pressure regulation, and pneumatic valves for flow control in HVAC applications.

6. Air Compression for Storage and Transport:

Compressed air is used for storage and transport purposes in manufacturing and industrial settings. It is often used to pressurize storage tanks or containers that hold gases or liquids. Compressed air also facilitates the transfer of materials through pipelines and pneumatic conveying systems.

7. Process Instrumentation:

Compressed air is utilized in process instrumentation and control systems. It powers pneumatic instruments such as pressure gauges, flow meters, and control valves. These instruments play a critical role in monitoring and regulating various parameters in industrial processes.

8. Material Handling and Pneumatic Conveying:

In manufacturing and industrial facilities, compressed air is used for material handling and pneumatic conveying systems. It enables the movement of bulk materials such as powders, granules, and pellets through pipelines, facilitating efficient and controlled material transfer.

Overall, air compressors are vital components in manufacturing and industrial processes, providing a versatile and efficient source of power for a wide range of applications. The specific role of air compressors may vary depending on the industry, process requirements, and operational needs.

air compressor

What are the key components of an air compressor system?

An air compressor system consists of several key components that work together to generate and deliver compressed air. Here are the essential components:

China Best Sales 37kw 50HP 6.2m3/Min Superior Quality Gas Powered Screw Air Compressor for Filling Station air compressor repair near me
editor by CX 2024-01-04

China wholesaler 15kw 20HP Variable Frequency Oil Free Screw Air Compressor Rj-125A lowes air compressor

Product Description

15KW 20HP Variable Frequency Oil Free Screw Air Compressor RJ-125A

Main Features:

1. The flexible belt will be automatically tensioned in use. Through adjusting the tension, minimize the loss of pressure and power, to enhance the efficiency of compression.

2. Using the precise spin-oil separator and special two-pole buffer separation, it can minimize the oil consumption, guarantee the outlet gas purity, and extend the lifetime of filter elements.

3. With the toothed V-belt, it has good heat dissipation, long life, higher gear drive and transmission efficiency, as high as over 98%.

Oil Filter: Good Quality filters ensure longer working life and save the maintenance time and cost.

Stainless Steel Hoses: High and low temperature resistant, high pressure resistant.

Compressed Air Vessel: Reduction of pressure drops and energy costs, quality air with low oil content.

Air End: Imported DLOL air end, advanced profile design.

Electric Motor: Premium efficiency Totally TEFC IP54/IP55 motor (Class F insulation) protects against dust and chemicals etc.

Air Filter: Two-stage dust removal and filtering system with efficiency of up to 99.9% even in heavy-duty environment.

Cooler: High quality aluminum material, alternating expression cooler fins, ensure the perfect radiating effect.

Technical parameters:

Our workshop:

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Free Spare Parts
Warranty:	One Year
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical

Customization:	Available \|

air compressor

What are the energy-saving technologies available for air compressors?

There are several energy-saving technologies available for air compressors that help improve their efficiency and reduce energy consumption. These technologies aim to optimize the operation of air compressors and minimize energy losses. Here are some common energy-saving technologies used:

1. Variable Speed Drive (VSD) Compressors:

VSD compressors are designed to adjust the motor speed according to the compressed air demand. By varying the motor speed, these compressors can match the output to the actual air requirement, resulting in energy savings. VSD compressors are particularly effective in applications with varying air demands, as they can operate at lower speeds during periods of lower demand, reducing energy consumption.

2. Energy-Efficient Motors:

The use of energy-efficient motors in air compressors can contribute to energy savings. High-efficiency motors, such as those with premium efficiency ratings, are designed to minimize energy losses and operate more efficiently than standard motors. By using energy-efficient motors, air compressors can reduce energy consumption and achieve higher overall system efficiency.

3. Heat Recovery Systems:

Air compressors generate a significant amount of heat during operation. Heat recovery systems capture and utilize this wasted heat for other purposes, such as space heating, water heating, or preheating process air or water. By recovering and utilizing the heat, air compressors can provide additional energy savings and improve overall system efficiency.

4. Air Receiver Tanks:

Air receiver tanks are used to store compressed air and provide a buffer during periods of fluctuating demand. By using appropriately sized air receiver tanks, the compressed air system can operate more efficiently. The tanks help reduce the number of starts and stops of the air compressor, allowing it to run at full load for longer periods, which is more energy-efficient than frequent cycling.

5. System Control and Automation:

Implementing advanced control and automation systems can optimize the operation of air compressors. These systems monitor and adjust the compressed air system based on demand, ensuring that only the required amount of air is produced. By maintaining optimal system pressure, minimizing leaks, and reducing unnecessary air production, control and automation systems help achieve energy savings.

6. Leak Detection and Repair:

Air leaks in compressed air systems can lead to significant energy losses. Regular leak detection and repair programs help identify and fix air leaks promptly. By minimizing air leakage, the demand on the air compressor is reduced, resulting in energy savings. Utilizing ultrasonic leak detection devices can help locate and repair leaks more efficiently.

7. System Optimization and Maintenance:

Proper system optimization and routine maintenance are essential for energy savings in air compressors. This includes regular cleaning and replacement of air filters, optimizing air pressure settings, ensuring proper lubrication, and conducting preventive maintenance to keep the system running at peak efficiency.

By implementing these energy-saving technologies and practices, air compressor systems can achieve significant energy efficiency improvements, reduce operational costs, and minimize environmental impact.

air compressor

How are air compressors used in refrigeration and HVAC systems?

Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:

1. Refrigerant Compression:

In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.

2. Refrigeration Cycle:

The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.

3. HVAC Cooling and Heating:

In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.

4. Air Conditioning:

Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.

5. Compressor Types:

Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.

6. Energy Efficiency:

Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.

By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.

air compressor

What is the role of air compressor tanks?

Air compressor tanks, also known as receiver tanks or air receivers, play a crucial role in the operation of air compressor systems. They serve several important functions:

1. Storage and Pressure Regulation: The primary role of an air compressor tank is to store compressed air. As the compressor pumps air into the tank, it accumulates and pressurizes the air. The tank acts as a reservoir, allowing the compressor to operate intermittently while providing a steady supply of compressed air during periods of high demand. It helps regulate and stabilize the pressure in the system, reducing pressure fluctuations and ensuring a consistent supply of air.

2. Condensation and Moisture Separation: Compressed air contains moisture, which can condense as the air cools down inside the tank. Air compressor tanks are equipped with moisture separators or drain valves to collect and remove this condensed moisture. The tank provides a space for the moisture to settle, allowing it to be drained out periodically. This helps prevent moisture-related issues such as corrosion, contamination, and damage to downstream equipment.

3. Heat Dissipation: During compression, air temperature increases. The air compressor tank provides a larger surface area for the compressed air to cool down and dissipate heat. This helps prevent overheating of the compressor and ensures efficient operation.

4. Pressure Surge Mitigation: Air compressor tanks act as buffers to absorb pressure surges or pulsations that may occur during compressor operation. These surges can be caused by variations in demand, sudden changes in airflow, or the cyclic nature of reciprocating compressors. The tank absorbs these pressure fluctuations, reducing stress on the compressor and other components, and providing a more stable and consistent supply of compressed air.

5. Energy Efficiency: Air compressor tanks contribute to energy efficiency by reducing the need for the compressor to run continuously. The compressor can fill the tank during periods of low demand and then shut off when the desired pressure is reached. This allows the compressor to operate in shorter cycles, reducing energy consumption and minimizing wear and tear on the compressor motor.

6. Emergency Air Supply: In the event of a power outage or compressor failure, the stored compressed air in the tank can serve as an emergency air supply. This can provide temporary air for critical operations, allowing time for maintenance or repairs to be carried out without disrupting the overall workflow.

Overall, air compressor tanks provide storage, pressure regulation, moisture separation, heat dissipation, pressure surge mitigation, energy efficiency, and emergency backup capabilities. They are vital components that enhance the performance, reliability, and longevity of air compressor systems in various industrial, commercial, and personal applications.

China wholesaler 15kw 20HP Variable Frequency Oil Free Screw Air Compressor Rj-125A lowes air compressor
editor by CX 2024-01-03

China supplier CHINAMFG Factory Direct Sales 7.5kw Rotary Screw Air Compressor 10HP Compresor De Aire with high quality

Product Description

Hengchaowin Factory Direct Sales 7.5kW Rotary Screw Air Compressor 10hp compresor de aire

Promises Every Machine Will Run Well More Than 15 Years

Product Description

Saving energy is making money

CHINAMFG rotary screw air compressor used germany technology screw(air end ) ,

The same intake valve designed by CHINAMFG Rand,
high Efficient IP54 rated motor,

And quoted the high-efficiency inverter fromDenmark.

The air compressor can maintain a stable motor efficiency at any speed,so it is more energy-saving and power-saving.

Basic introduction of air compressor

Model :	vsd15hp 11kw rotary screw air compressor for fiber laser cutting
Type:	Energy Saving Air Compressor
Voltage:	380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements
Working Pressure:	7~12.5 bar
Installed Motor Power:	11kw /15HP
/ 10HPCapacity:	1.5-0.8m3/min
Color:	Blue or gery
Driven Method:	Direct drive
Air End:	Original Ally-win Air End from Germany
Trademark:	Hengchaowin
Transport Package:	Standard Wooden Packing
Available Certificate:	CE, ISO, UL, ASME, GHOST
Origin:	ZheJiang , China
application:	Casting , Metal , Plastic , Rubber

Detailed Photos

Brief Introduction:
Air end: Germany Technology. 30 years designed lifetime.
Motor: Top quality ,IP54 or IP55
Inverter: Danish brand inverter can save 30% energy.
Warranty: 5 years for the air end, and 2 years for the whole compressor.
Delivery time: 7-15 days.
After-sales service:we have our professional after-sales technician to instruct the installation of the whole screw air compressor.
Certificate: CE/ISO9001/ASME
We offer free pipe and valves for installation and installation diagram

1.permanent magnet motor.
Exceed IE3 standards
IP54 or IP55 protecting grad
Variable speed drive

2.Germany technology air end
R&D in Germany GU or CHINAMFG brand air end
designed for 10 years +of reliable operation

3.Inlet valve
same desige as CHINAMFG Rand
No blow-off losses/large suction are
Full aluminum design,maintenance-free

4.oil gas tank & built in separation system.
Oversized air end oil tank with sight glass
The high efficiency oil seperator ensures that the oil carry over in less than 3ppm.
System pressure loss,less than 0.02mpa.

5.Polt touch controller
HD color touch LCD screen
Operation record/chart display
Weekly timer/service history and plHangZhou
Real-time operation/maintenance/alarm information

6.Innovative vectorial inverter
CE,UL,CUL,ROSH certification
Independent cooling air duct design
Robust enclosure for trouble-free operation in the harshest conditions.

Product Parameters

Model Modelo		HW-7T			HW-11T				HW-15T				HW-22T				HWV-30A				HWV-37A
air flow flujo de aire	Lliter/min	1	0.9	0.8	1.5	1.3	1.1	0.8	2.4	2.1	1.5	1	3.5	3.1	2.7	1.7	4.3	3.6	2.4	2.9	5.8	5.2	2.8	3.2
		35	31	28	52	46	39	28	74	74	52	35	124	109	95	35	151	127	74	102	205	183	98	112
working pressure presión laboral	bar(kg)	8	10	12.5	8	10	12.5	15	8	10	12.5	15	8	10	12.5	15	10	12.5	15	20	10	12.5	15	20
	psi	116	145	174	116	145	174	217	116	145	174	217	116	145	174	217	145	174	217	290	145	174	217	290
power poder	KW / HP	7.5kw/ 10hp			11kw/ 15hp				15kw/ 20hp				22kw/ 30hp				30kw/ 40hp				37kw/ 50hp
noise	db(A)	62±2			66±2				66±2				68±2				68±2				72±2
Caliber	inch	RP 1/2			RP 1/2				RP 1/2				RP 1/2				RP 1				RP1 1/2
Voltage/Frequency		AC 380v/415v/220v/480v or 50hz/60hz accpet Customized voltage
Starting mode Modo de inicio		variable frequency start inicio de frecuencia variable
air dryer secador	m³/min	1.5			1.5				2.5				3.8				/				/
line filter filtro de línea	m³/min	1.5			1.5				2.5				3.8				/				/
air tank tanque de aire	liter	300			400				400				600				/				/
Shape dimension (mm)	L	1700			1180				1180				1600				1300				1450
	W	800			800				800				110				910				910
	H	1689			1210				1210				1290				1290				1290
Weight	KG	500			600				650				700				520				720

Hot products
1. direct drive rotary screw air compressor
2. energy saving VSD air compressor
3. air compressor with air tank and air dryer
4. 2 stage VSD screw air compressor

Company Profile

Why Choose Us

HangZhou CHINAMFG Technology Co., Ltd., founded in 1985, in ZheJiang ,China, It is a professional air compressor manufacturer with 30 years of experience in R&D, manufacturing, marketing and service.

After the technical system reform in 2000, the company introduced German advanced CHINAMFG technology, adhering to the German advanced industrial design concept, rigorous manufacturing technology and comprehensive management. We strictly implement ISO9001 international quality system certification and EU CE standard production machines. The performance and quality of our products have been widely recognized and praised by the market, occupying 30% of China’s market share.
Starting to enter overseas markets in 2571, it currently has agents and after-sales teams in North America, Western Europe, South Africa, East Africa and other regions.

Brief introduction of factory:
1. We have been engaged in R D department, production and sales of air compressors for 30 years;
2. Our air compressor products through CE,SGS,ISO certification, with more than 20 invention patents;
3. Our products are exported to 132 countries and regions around the world;
4. Our air compressor provides a 5-year warranty.
If you have specific parameters and requirements for our Rotary Screw Type Air Compressor, customization is available

Customer feedback

Providing high-quality machines is our standard, and satisfying every customer is our pursuit. Over the years, we have won unanimous praise from overseas users for our integrity and high-quality product quality.

Packaging & Shipping

The air compressor is guaranteed for 1 year and 5 years for the screw(air end) . Warranty time is calculated from machine leave the factory.

FAQ

Q1: How long could your air compressor be used?

O: Generally, more than 10 years

Q2: What’s payment term?
O: T/T, L/C, Paypal and etc. Also we could accept USD, RMB, Euro and other currency (Pls contact our sales for more information

Q3: How about your customer service?
O: 24 hours on-line service available

Q4: How about your after-sales service?
O: 1. Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service
3. World wide agents and after service available /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

air compressor

How does variable speed drive technology improve air compressor efficiency?

Variable Speed Drive (VSD) technology improves air compressor efficiency by allowing the compressor to adjust its motor speed to match the compressed air demand. This technology offers several benefits that contribute to energy savings and enhanced overall system efficiency. Here’s how VSD technology improves air compressor efficiency:

1. Matching Air Demand:

Air compressors equipped with VSD technology can vary the motor speed to precisely match the required compressed air output. Traditional fixed-speed compressors operate at a constant speed regardless of the actual demand, leading to energy wastage during periods of lower air demand. VSD compressors, on the other hand, ramp up or down the motor speed to deliver the necessary amount of compressed air, ensuring optimal energy utilization.

2. Reduced Unloaded Running Time:

Fixed-speed compressors often run unloaded during periods of low demand, where they continue to consume energy without producing compressed air. VSD technology eliminates or significantly reduces this unloaded running time by adjusting the motor speed to closely follow the air demand. As a result, VSD compressors minimize energy wastage during idle periods, leading to improved efficiency.

3. Soft Starting:

Traditional fixed-speed compressors experience high inrush currents during startup, which can strain the electrical system and cause voltage dips. VSD compressors utilize soft starting capabilities, gradually ramping up the motor speed instead of instantly reaching full speed. This soft starting feature reduces mechanical and electrical stress, ensuring a smooth and controlled startup, and minimizing energy spikes.

4. Energy Savings at Partial Load:

In many applications, compressed air demand varies throughout the day or during different production cycles. VSD compressors excel in such scenarios by operating at lower speeds during periods of lower demand. Since power consumption is proportional to motor speed, running the compressor at reduced speeds significantly reduces energy consumption compared to fixed-speed compressors that operate at a constant speed regardless of the demand.

5. Elimination of On/Off Cycling:

Fixed-speed compressors often use on/off cycling to adjust the compressed air output. This cycling can result in frequent starts and stops, which consume more energy and cause mechanical wear. VSD compressors eliminate the need for on/off cycling by continuously adjusting the motor speed to meet the demand. By operating at a consistent speed within the required range, VSD compressors minimize energy losses associated with frequent cycling.

6. Enhanced System Control:

VSD compressors offer advanced control capabilities, allowing for precise monitoring and adjustment of the compressed air system. These systems can integrate with sensors and control algorithms to maintain optimal system pressure, minimize pressure fluctuations, and prevent excessive energy consumption. The ability to fine-tune the compressor’s output based on real-time demand contributes to improved overall system efficiency.

By utilizing variable speed drive technology, air compressors can achieve significant energy savings, reduce operational costs, and enhance their environmental sustainability by minimizing energy wastage and optimizing efficiency.

air compressor

What is the energy efficiency of modern air compressors?

The energy efficiency of modern air compressors has significantly improved due to advancements in technology and design. Here’s an in-depth look at the energy efficiency features and factors that contribute to the efficiency of modern air compressors:

Variable Speed Drive (VSD) Technology:

Many modern air compressors utilize Variable Speed Drive (VSD) technology, also known as Variable Frequency Drive (VFD). This technology allows the compressor motor to adjust its speed according to the compressed air demand. By matching the motor speed to the required airflow, VSD compressors can avoid excessive energy consumption during periods of low demand, resulting in significant energy savings compared to fixed-speed compressors.

Air Leakage Reduction:

Air leakage is a common issue in compressed air systems and can lead to substantial energy waste. Modern air compressors often feature improved sealing and advanced control systems to minimize air leaks. By reducing air leakage, the compressor can maintain optimal pressure levels more efficiently, resulting in energy savings.

Efficient Motor Design:

The motor of an air compressor plays a crucial role in its energy efficiency. Modern compressors incorporate high-efficiency electric motors that meet or exceed established energy efficiency standards. These motors are designed to minimize energy losses and operate more efficiently, reducing overall power consumption.

Optimized Control Systems:

Advanced control systems are integrated into modern air compressors to optimize their performance and energy consumption. These control systems monitor various parameters, such as air pressure, temperature, and airflow, and adjust compressor operation accordingly. By precisely controlling the compressor’s output to match the demand, these systems ensure efficient and energy-saving operation.

Air Storage and Distribution:

Efficient air storage and distribution systems are essential for minimizing energy losses in compressed air systems. Modern air compressors often include properly sized and insulated air storage tanks and well-designed piping systems that reduce pressure drops and minimize heat transfer. These measures help to maintain a consistent and efficient supply of compressed air throughout the system, reducing energy waste.

Energy Management and Monitoring:

Some modern air compressors feature energy management and monitoring systems that provide real-time data on energy consumption and performance. These systems allow operators to identify energy inefficiencies, optimize compressor settings, and implement energy-saving practices.

It’s important to note that the energy efficiency of an air compressor also depends on factors such as the specific model, size, and application. Manufacturers often provide energy efficiency ratings or specifications for their compressors, which can help in comparing different models and selecting the most efficient option for a particular application.

Overall, modern air compressors incorporate various energy-saving technologies and design elements to enhance their efficiency. Investing in an energy-efficient air compressor not only reduces operational costs but also contributes to sustainability efforts by minimizing energy consumption and reducing carbon emissions.

air compressor

What are the different types of air compressors?

There are several different types of air compressors, each with its own unique design and operating principle. Here’s an overview of the most commonly used types:

1. Reciprocating Air Compressors: Reciprocating air compressors, also known as piston compressors, use one or more pistons driven by a crankshaft to compress air. They operate by drawing air into a cylinder, compressing it with the piston’s up-and-down motion, and discharging the compressed air into a storage tank. Reciprocating compressors are known for their high pressure capabilities and are commonly used in industrial applications.

2. Rotary Screw Air Compressors: Rotary screw air compressors utilize two interlocking screws to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads. These compressors are known for their continuous duty cycle, high efficiency, and quiet operation. They are widely used in industrial, commercial, and automotive applications.

3. Centrifugal Air Compressors: Centrifugal air compressors rely on the principle of centrifugal force to compress air. They use a high-speed impeller to accelerate the incoming air and then convert the kinetic energy into pressure energy. Centrifugal compressors are commonly used in large-scale industrial applications that require high volumes of compressed air.

4. Rotary Vane Air Compressors: Rotary vane air compressors employ a rotor with sliding vanes that compress the air. As the rotor rotates, the vanes slide in and out of the rotor, creating compression chambers. Air is drawn in, trapped, and compressed as the vanes move. These compressors are compact, reliable, and suitable for small to medium-sized applications.

5. Axial Flow Air Compressors: Axial flow air compressors are primarily used in specialized applications such as aircraft engines and gas turbines. They utilize a series of rotating and stationary blades to compress air in a continuous flow. Axial flow compressors are known for their high flow rates and are designed for applications that require large volumes of compressed air.

6. Scroll Air Compressors: Scroll air compressors consist of two interlocking spirals or scrolls that compress the air. One spiral remains stationary while the other orbits around it, creating a series of expanding and contracting pockets that compress the air. Scroll compressors are compact, reliable, and commonly used in applications where low noise and oil-free air are required, such as medical and dental equipment.

These are just a few examples of the different types of air compressors available. Each type has its own advantages, capabilities, and ideal applications. The choice of air compressor depends on factors such as required pressure, flow rate, duty cycle, noise level, oil-free operation, and specific application requirements.

China supplier CHINAMFG Factory Direct Sales 7.5kw Rotary Screw Air Compressor 10HP Compresor De Aire with high quality
editor by CX 2023-12-30

China manufacturer High Performance Stationary Screw Air Compressor for Painting lowes air compressor

Product Description

0.5-80 M3/Min 6-40 Bar 5.5-400 Kw Electrical Stationary Industrial AC Power Direct Driven/Coupled Rotary Screw Air Compressors Advantages

1.DENAIR Enhanced energy saving screw air compressor reached the super energy saving level

2.Energy Efficient Index 1(EEI 1) approved according to GB19153-2009, the energy consumption is 10%~15% lower than EEI 2.

3.CHINAMFG air compressor design with 72 types of technology patent, real bigger air flow

4.State-of-the-art screw element, original Germany CHINAMFG air end, ladvanced SAP profile design, superior Sweden CHINAMFG element bearings

5.CHINAMFG air compressdor dopts world-renowned components, such as Schneider electronics from France, DENAIR filters from Germany, Danfoss pressure sensor from Denmark, etc. contribute to guarantee the compressor longer service life.

6.Smart touch screen design and 0 pressure drop design

7.Higher efficiency cooling system and electrical motor

8.Stainless steel pipes, reasonable inner design, ensure long service life without maintenance.

Technical Parameters Of Energy Saving Rotary Screw Air Compressor

Model	Maxinmum working		Capacity(FAD)*				Installed motor power		Driving mode&	Noise	Dimensions(mm)			Weight	Air outlet
	pressure		50 HZ		60 HZ		Installed motor power		Cooling method	level**	Dimensions(mm)			Weight	pipe diameter
	bar(g)	psig	m3/min	cfm	m3/min	cfm	kw	hp		dB(A)	L	W	H	kg
DA-5	7.5	109	0.80	28	0.80	28	5.5	7.5	Belt Driven	75	900	600	860	315	G3/4″
DA-5	8.5	123	0.78	28	0.78	28	5.5	7.5	Air Cooling	75	900	600	860	315	G3/4″
DA-7	7.5	109	1.09	39	1.09	39	7.5	10		75	900	600	860	315	G3/4″
	8.5	123	1.07	38	1.07	38	7.5	10		75	900	600	860
	10.5	152	0.92	32	0.91	32	7.5	10		75	900	600	860
	13.0	189	0.73	26	0.72	26	7.5	10		75	900	600	860
DA-11	7.5	109	1.66	59	1.66	59	11	15		75	1230	650	900	324	G3/4″
	8.5	123	1.64	58	1.64	58	11	15		75	1230	650	900
	10.5	152	1.45	51	1.45	51	11	15		75	1230	650	900
	13.0	189	1.13	40	1.12	40	11	15		75	1230	650	900
DA-15	7.5	109	2.54	90	2.53	89	15	20	Direct Driven	75	1465	990	1345	453	G1-1/4″
	8.5	123	2.51	88	2.50	88	15	20	Air Cooling	75	1465	990	1345
	10.5	152	1.97	70	1.86	66	15	20		75	1465	990	1345
	13.0	189	1.91	67	1.83	65	15	20		75	1465	990	1345
DA-18	7.5	109	3.04	107	3.65	129	18.5	25		75	1465	990	1345	453	G1-1/4″
	8.5	123	3.03	107	3.63	128	18.5	25		75	1465	990	1345
	10.5	152	3.00	106	2.38	84	18.5	25		75	1465	990	1345
	13.0	189	1.91	67	2.36	83	18.5	25		75	1465	990	1345
DA-22	7.5	109	3.57	126	3.65	129	22	30		75	1465	990	1345	477	G1-1/4″
	8.5	123	3.55	125	3.63	128	22	30		75	1465	990	1345
	10.5	152	3.00	106	2.38	84	22	30		75	1465	990	1345
	13.0	189	2.97	105	2.36	83	22	30		75	1465	990	1345
DA-30	7.5	109	5.28	187	4.49	159	30	40		85	1600	1250	1550	682	G1-1/2″
	8.5	123	5.26	186	4.48	158	30	40		85	1600	1250	1550
	10.5	152	5.21	184	4.47	158	30	40		85	1600	1250	1550
	13.0	189	3.45	122	3.58	126	30	40		85	1600	1250	1550
DA-37	7.5	109	6.54	231	6.33	224	37	50		85	1600	1250	1550	728	G1-1/2″
	8.5	123	6.52	230	6.30	222	37	50		85	1600	1250	1550
	10.5	152	5.21	184	4.47	158	37	50		85	1600	1250	1550
	13.0	189	5.16	182	4.43	156	37	50		85	1600	1250	1550
DA-45	7.5	109	7.67	271	7.79	275	45	60		85	1600	1250	1550	728	G1-1/2″
	8.5	123	7.62	269	7.76	574	45	60		85	1600	1250	1550
	10.5	152	6.46	228	6.24	220	45	60		85	1600	1250	1550
	13.0	189	6.41	226	4.44	157	45	60		85	1600	1250	1550
DA-55	7.5	109	9.76	345	9.14	323	55	75		85	1876	1326	1700	1310	G2″
	8.5	123	9.67	342	9.06	320	55	75		85	1876	1326	1700
	10.5	152	7.53	266	7.74	273	55	75		85	1876	1326	1700
	13.0	189	7.40	261	6.30	222	55	75		85	1876	1326	1700
DA-75	7.5	109	14.21	502	11.72	414	75	100		85	1876	1326	1700	1325	G2″
	8.5	123	12.55	443	11.63	411	75	100		85	1876	1326	1700
	10.5	152	9.51	336	11.43	404	75	100		85	1876	1326	1700
	13.0	189	9.23	326	8.75	309	75	100		85	1876	1326	1700
DA-90(W)	7.5	109	16.62	587	17.01	601	90	120	Direct Driven	72	2450	1800	1700	2450	DN80
	8.5	123	16.37	578	16.82	594	90	120	Air Cooling Or	72	2450	1800	1700
	10.5	152	14.21	502	14.87	525	90	120	Water Cooling	72	2450	1800	1700
	13.0	189	11.77	416	11.27	398	90	120		72	2450	1800	1700
DA-110(W)	7.5	109	20.13	711	19.10	674	110	150		72	2450	1800	1700	2500	DN80
	8.5	123	20.05	708	19.06	673	110	150		72	2450	1800	1700
	10.5	152	16.33	576	17.01	601	110	150		72	2450	1800	1700
	13.0	189	14.11	498	14.68	518	110	150		72	2450	1800	1700
DA-132(W)	7.5	109	22.85	807	24.37	861	132	175		72	2450	1800	1700	2600	DN80
	8.5	123	22.73	802	24.23	856	132	175		72	2450	1800	1700
	10.5	152	19.88	702	18.95	669	132	175		72	2450	1800	1700
	13.0	189	16.51	583	16.82	594	132	175		72	2450	1800	1700
DA-160(W)	7.5	109	26.92	950	27.90	985	160	215		78	2650	1700	1850	3200	DN80
	8.5	123	26.86	949	27.76	980	160	215		78	2650	1700	1850
	10.5	152	22.44	792	23.97	846	160	215		78	2650	1700	1850
	13.0	189	19.63	693	18.82	664	160	215		78	2650	1700	1850
DA-185(W)	7.5	109	28.89	1571	30.53	1078	185	250		78	2650	1700	1850	3300	DN80
	8.5	123	28.84	1018	30.44	1075	185	250		78	2650	1700	1850
	10.5	152	25.11	886	27.46	970	185	250		78	2650	1700	1850
	13.0	189	22.08	780	23.69	836	185	250		78	2650	1700	1850
DA-200(W)	7.5	109	31.88	1126	30.53	1078	200	270		80	3000	1950	2030	4750	DN100
	8.5	123	31.82	1124	30.44	1075	200	270		80	3000	1950	2030
	10.5	152	28.48	1006	30.22	1067	200	270		80	3000	1950	2030
	13.0	189	25.00	883	27.07	956	200	270		80	3000	1950	2030
DA-220(W)	7.5	109	36.20	1278	37.22	1314	220	300		80	3000	1950	2030	4800	DN100
	8.5	123	36.15	1276	37.17	1312	220	300		80	3000	1950	2030
	10.5	152	31.71	1120	33.25	1174	220	300		80	3000	1950	2030
	13.0	189	28.48	1006	27.07	956	220	300		80	3000	1950	2030
DA-250(W)	7.5	109	43.31	1529	42.87	1514	250	350		80	3000	1950	2030	4850	DN100
	8.5	123	43.24	1527	41.30	1458	250	350		80	3000	1950	2030
	10.5	152	36.03	1272	37.04	1308	250	350		80	3000	1950	2030
	13.0	189	31.55	1114	33.15	1170	250	350		80	3000	1950	2030
DA-280(W)	7.5	109	46.59	1645	47.16	1665	280	375		85	3700	2300	2450	5200	DN125
	8.5	123	46.53	1643	45.64	1612	280	375		85	3700	2300	2450
	10.5	152	42.95	1516	42.56	1503	280	375		85	3700	2300	2450
	13.0	189	35.89	1267	36.95	1305	280	375		85	3700	2300	2450
DA-315(W)	7.5	109	53.16	1877	50.88	1797	315	425		85	3700	2300	2450	6000	DN125
	8.5	123	52.63	1858	50.83	1795	315	425		85	3700	2300	2450
	10.5	152	43.05	1520	46.27	1634	315	425		85	3700	2300	2450
	13.0	189	42.93	1516	40.32	1424	315	425		85	3700	2300	2450
DA-355(W)	7.5	109	63.37	2238	58.12	2052	355	475		85	4500	2500	2450	7000	DN125
	8.5	123	63.16	2230	56.54	1997	355	475		85	4500	2500	2450
	10.5	152	52.63	1858	51.57	1821	355	475		85	4500	2500	2450
	13.0	189	43.79	1546	45.35	1601	355	475		85	4500	2500	2450
DA-400(W)	7.5	109	70.99	2507	61.72	2179	400	550		85	4500	2500	2450	8000	DN125
	8.5	123	70.64	2494	59.72	2109	400	550		85	4500	2500	2450
	10.5	152	52.63	1858	56.52	1996	400	550		85	4500	2500	2450
	13.0	189	46.34	1636	51.35	1813	400	550		85	4500	2500	2450

*) FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C
**) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance: ± 3 dB(A)
***) EEI 1- Energy Effiency Index 1, which refers to enhanced energy saving series
Specifications are subject to change without notice.

DENAIR Factory & Product Lines

DENAIR Exhibition

We carefully selected for you the classic case

Enhanced Energy Saving Air Compressor in Oman

Project Name: Sandblasting in Muscat, Oman.

Product Name: 75KW 100HP Enhanced Energy Saving screw air compressor EEI 1 (Energy Efficiency Index 1) with air dryer, air receiver tank and air filters.

Model No. & Qty: DA-75+ x 1.

Working Time: From June, 2016 till now

Event: In June, 2015, 1 set of CHINAMFG enhanced energy saving air compressor system was installed in Muscat Oman. This is the first project finished by CHINAMFG distributor in Oman. Our partner Mr. Hari shared the photos at working site to us as a good starting. That means more and more CHINAMFG energy saving solutions will contribute to the industries in Oman in the near future. CHINAMFG air compressor factory and air compressor distributor will try the best to provide top quality products, cost effective solution and excellent service for local users in Oman. In order to ensure the most professional service, the distributor plans to send 2 service engineers to CHINAMFG factory in ZheJiang for training and learnin. We will update the news at that time.

FAQ

Q1: Are you factory or trade company?
A1: We are factory.

Q2: What the exactly address of your factory?
A2:No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China
.
Q3: Warranty terms of your air compressor machine?
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the air compressor?
A4: Yes, of course.

Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power

Customization:	Available \|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

air compressor

Can air compressors be used for cleaning and blowing dust?

Yes, air compressors can be effectively used for cleaning and blowing dust in various applications. Here’s how air compressors are utilized for these purposes:

1. Cleaning Machinery and Equipment:

Air compressors are commonly used for cleaning machinery and equipment in industries such as manufacturing, automotive, and construction. Compressed air is directed through a nozzle or blowgun attachment to blow away dust, debris, and other contaminants from surfaces, crevices, and hard-to-reach areas. The high-pressure air effectively dislodges and removes accumulated dust, helping to maintain equipment performance and cleanliness.

2. Dusting Surfaces:

Air compressors are also employed for dusting surfaces in various settings, including homes, offices, and workshops. The compressed air can be used to blow dust off furniture, shelves, electronic equipment, and other objects. It provides a quick and efficient method of dusting, especially for intricate or delicate items where traditional dusting methods may be challenging.

3. Cleaning HVAC Systems:

Air compressors are utilized for cleaning HVAC (Heating, Ventilation, and Air Conditioning) systems. The compressed air can be used to blow dust, dirt, and debris from air ducts, vents, and cooling coils. This helps improve the efficiency and air quality of HVAC systems, preventing the buildup of contaminants that can affect indoor air quality.

4. Blowing Dust in Workshops:

In workshops and garages, air compressors are often used to blow dust and debris from workbenches, power tools, and work areas. Compressed air is directed to blow away loose particles and maintain a clean and safe work environment. This is particularly useful in woodworking, metalworking, and other trades where dust and debris can accumulate during the manufacturing or fabrication processes.

5. Cleaning Electronics and Computer Equipment:

Air compressors are employed for cleaning electronics and computer equipment. The compressed air is used to blow dust and debris from keyboards, computer cases, circuit boards, and other electronic components. It helps in preventing overheating and maintaining the proper functioning of sensitive electronic devices.

6. Industrial Cleaning Applications:

Air compressors find extensive use in industrial cleaning applications. They are employed in industrial settings, such as factories and warehouses, for cleaning large surfaces, production lines, and equipment. Compressed air is directed through specialized cleaning attachments or air-operated cleaning systems to remove dust, dirt, and contaminants efficiently.

When using air compressors for cleaning and blowing dust, it is important to follow safety precautions and guidelines. The high-pressure air can cause injury if directed towards the body or sensitive equipment. It is advisable to wear appropriate personal protective equipment, such as safety glasses and gloves, and ensure that the air pressure is regulated to prevent excessive force.

Overall, air compressors provide a versatile and effective solution for cleaning and blowing dust in various applications, offering a convenient alternative to traditional cleaning methods.

air compressor

What is the energy efficiency of modern air compressors?

Variable Speed Drive (VSD) Technology:

Air Leakage Reduction:

Efficient Motor Design:

Optimized Control Systems:

Air Storage and Distribution:

Energy Management and Monitoring:

air compressor

What is the impact of tank size on air compressor performance?

The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:

1. Air Storage Capacity: The primary function of the air compressor tank is to store compressed air. A larger tank size allows for greater air storage capacity. This means the compressor can build up a reserve of compressed air, which can be useful for applications that require intermittent or fluctuating air demand. Having a larger tank ensures a steady supply of compressed air during peak usage periods.

2. Run Time: The tank size affects the run time of the air compressor. A larger tank can provide longer continuous operation before the compressor motor needs to restart. This is because the compressed air in the tank can be used to meet the demand without the need for the compressor to run continuously. It reduces the frequency of motor cycling, which can improve energy efficiency and prolong the motor’s lifespan.

3. Pressure Stability: A larger tank helps maintain stable pressure during usage. When the compressor is running, it fills the tank until it reaches a specified pressure level, known as the cut-out pressure. As the air is consumed from the tank, the pressure drops to a certain level, known as the cut-in pressure, at which point the compressor restarts to refill the tank. A larger tank size results in a slower pressure drop during usage, ensuring more consistent and stable pressure for the connected tools or equipment.

4. Duty Cycle: The duty cycle refers to the amount of time an air compressor can operate within a given time period. A larger tank size can increase the duty cycle of the compressor. The compressor can run for longer periods before reaching its duty cycle limit, reducing the risk of overheating and improving overall performance.

5. Tool Compatibility: The tank size can also impact the compatibility with certain tools or equipment. Some tools, such as high-demand pneumatic tools or spray guns, require a continuous and adequate supply of compressed air. A larger tank size ensures that the compressor can meet the air demands of such tools without causing pressure drops or affecting performance.

It is important to note that while a larger tank size offers advantages in terms of air storage and performance, it also results in a larger and heavier compressor unit. Consider the intended application, available space, and portability requirements when selecting an air compressor with the appropriate tank size.

Ultimately, the optimal tank size for an air compressor depends on the specific needs of the user and the intended application. Assess the air requirements, duty cycle, and desired performance to determine the most suitable tank size for your air compressor.

China manufacturer High Performance Stationary Screw Air Compressor for Painting lowes air compressor
editor by CX 2023-12-30

China high quality 20HP 15kw Screw Air Compressor for Spray Painting 12v air compressor

Product Description

PM VSD TYPE SCREW AIR COMPRESSOR

* High efficiency power-saving

* Permanent magnet motor

* Frequency Inverter

Model	Power KW	Power HP	Air flow L/min	Pressure bar	Drive Mode
SA-10E	7.5	10	1.2/1.1/0.95/0.8	7/8/10/12	Direct
SA-15E	11	15	1.65/1.5/1.3/1.1	7/8/10/12	Direct
SA-20E	15	20	2.5/2.3/2.1/1.72	7/8/10/12	Direct
SA-25E	18.5	25	3.2/3.0/2.7/2.4	7/8/10/12	Direct
SA-30E	22	30	3.8/3.6/3.2/2.7	7/8/10/12	Direct
SA-40E	30	40	5.3/5.0/4.5/4.0	7/8/10/12	Direct
SA-50E	37	50	6.8/6.2/5.6/5.0	7/8/10/12	Direct
SA-75V	55	75	10/9.6/8.5/7.6	7/8/10/12	Direct
SA-100V	75	100	13.4/12.6/11.2/10.0	7/8/10/12	Direct
SA-150V	110	150	21/19.8/17.4/14.8	7/8/10/12	Direct
SA-175V	132	175	24.5/23.2/20.5/17.4	7/8/10/12	Direct

FAQ:

Q1: Are you factory or trade company?
A1: We are factory. And we have ourselves trading company.

Q2: How about the warranty terms of your machine?
A2: One year for the whole machine and 2 years for screw air end, except consumble spare parts.

Q3: Could you provide some spare parts of the machines?
A3: Yes, we can offer.

Q4: What about product package?
A4: We will pack the products strictly with standard wooden carton.

Q5: Can you customized the voltage of products?
A5: Yes, the voltage can be customized according to your requirement. Like 380V/60HZ, 415V/50HZ, 220V/60HZ and so on.

Q6: Can you provide samples?
A6: Yes, we cam provide samples.

Q7: How long will you take to arrange production?
A7: Regular model within 7-15 days. Customized model within 25-30 days.

Q8: How about your customer service?
A8: 24 hours on-line service available. 48 hours problem solved promise.

Q9: Which payment term can you accept?
A9: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.

Q10: Which trade term can you accept?
A10: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	Online Service
Warranty:	1 Year
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical

Samples:	US$ 1500/unit 1 unit(Min.Order) \| Request Sample

Customization:	Available \|

air compressor

What are the energy-saving technologies available for air compressors?

1. Variable Speed Drive (VSD) Compressors:

2. Energy-Efficient Motors:

3. Heat Recovery Systems:

4. Air Receiver Tanks:

5. System Control and Automation:

6. Leak Detection and Repair:

7. System Optimization and Maintenance:

air compressor

How do you maintain proper air quality in compressed air systems?

Maintaining proper air quality in compressed air systems is essential to ensure the reliability and performance of pneumatic equipment and the safety of downstream processes. Here are some key steps to maintain air quality:

1. Air Filtration:

Install appropriate air filters in the compressed air system to remove contaminants such as dust, dirt, oil, and water. Filters are typically placed at various points in the system, including the compressor intake, aftercoolers, and before point-of-use applications. Regularly inspect and replace filters to ensure their effectiveness.

2. Moisture Control:

Excessive moisture in compressed air can cause corrosion, equipment malfunction, and compromised product quality. Use moisture separators or dryers to remove moisture from the compressed air. Refrigerated dryers, desiccant dryers, or membrane dryers are commonly employed to achieve the desired level of dryness.

3. Oil Removal:

If the compressed air system utilizes oil-lubricated compressors, it is essential to incorporate proper oil removal mechanisms. This can include coalescing filters or adsorption filters to remove oil aerosols and vapors from the air. Oil-free compressors eliminate the need for oil removal.

4. Regular Maintenance:

Perform routine maintenance on the compressed air system, including inspections, cleaning, and servicing of equipment. This helps identify and address any potential issues that may affect air quality, such as leaks, clogged filters, or malfunctioning dryers.

5. Air Receiver Tank Maintenance:

Regularly drain and clean the air receiver tank to remove accumulated contaminants, including water and debris. Proper maintenance of the tank helps prevent contamination from being introduced into the compressed air system.

6. Air Quality Testing:

Periodically test the quality of the compressed air using appropriate instruments and methods. This can include measuring particle concentration, oil content, dew point, and microbial contamination. Air quality testing provides valuable information about the effectiveness of the filtration and drying processes and helps ensure compliance with industry standards.

7. Education and Training:

Educate personnel working with compressed air systems about the importance of air quality and the proper procedures for maintaining it. Provide training on the use and maintenance of filtration and drying equipment, as well as awareness of potential contaminants and their impact on downstream processes.

8. Documentation and Record-Keeping:

Maintain accurate records of maintenance activities, including filter replacements, drying system performance, and air quality test results. Documentation helps track the system’s performance over time and provides a reference for troubleshooting or compliance purposes.

By implementing these practices, compressed air systems can maintain proper air quality, minimize equipment damage, and ensure the integrity of processes that rely on compressed air.

air compressor

What is the impact of tank size on air compressor performance?

The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:

China high quality 20HP 15kw Screw Air Compressor for Spray Painting 12v air compressor
editor by CX 2023-12-29