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 1730*900*1280 630
30KW single-stage 8 5m3/min 380V or customized 1730*900*1280 750
37KW single-stage 8 6.3m3/min 380V or customized 1730*900*1280 780
55KW double-stage 8 12m3/min 380V or customized 2700*1700*1900 1500
75KW single-stage 8 12.5m3/min 380V or customized 2700*1700*1900 1500
75KW double-stage 8 16m3/min 380V or customized 3100*1600*2100 1900
90KW single-stage 8 15.5m3/min 380V or customized 2100*1700*1900 1600
90KW single-stage 14.5 12m3/min 380V or customized 2100*1700*1900 2200
90KW double-stage 8 19.5m3/min 380V or customized 3100*1600*2100 2100
90KW double-stage 17 11.5m3/min 380V or customized 3100*1600*2100 2100
110KW single-stage 8 19.5m3/min 380V or customized 3100*1600*2100 2300
110KW single-stage 15 15m3/min 380V or customized 3100*1600*2100 2200
110KW double-stage 8 24.5m3/min 380V or customized 3300*1700*2300 3700
110KW double-stage 17 15m3/min 380V or customized 3300*1700*2300 3500
132KW single-stage 8 22.5m3/min 380V or customized 3100*1600*2100 2400
132KW single-stage 13 19m3/min 380V or customized 3100*1600*2100 2400
132KW single-stage 17 14.5m3/min 380V or customized 3100*1600*2100 2300
132KW double-stage 8 27m3/min 380V or customized 3300*1700*2300 3800
132KW double-stage 17 19m3/min 380V or customized 3300*1700*2300 3900
160KW single-stage 8 27.7m3/min 380V or customized 3400*1800*2300 3300
160KW double-stage 8 31.5m3/min 380V or customized 3600*2000*2500 3900
185KW single-stage 8 30m3/min 380V or customized 3400*1800*2300 3500
185KW double-stage 8 35.5m3/min 380V or customized 3600*2000*2500 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 !


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.


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


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.


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 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.


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