China best CHINAMFG CHINAMFG Diesel High Quality Portable Screw Air Compressor with Good quality

Product Description

Sturdy Atlas CHINAMFG portable compressor, it’s reasonable design in order to meet your ideal equipment use and project construction

Trustworthy Atlas CHINAMFG series portable compressor, all will provide you with stable and uninterrupted power, make your work get twice the result with half the effort, efficiency is higher. Atlas Liutech portable compressors, service scope covers from the small building pneumatic tools, to large aperture high wind pressure drilling. Atlas Liutech to provide a full range of products for you to choose.These strong enough equipment, reliable performance and is suitable for many applications.Equipment maintenance is convenient, simple operation, and bring you more and more productivity.

Atlas customized controller
Main parameters showed on a single page, know the equipment running status well;
To ensure safe and reliable operation of the equipment, provide a variety of abnormal alarm and automatically stop protection;

High reliability
Strong design, to ensure the long-term reliability and durability of the equipment;

Maintenance aspects
Can open the door design, convenient for daily maintenance work;

The 3 emissions engine
In China the third phase of diesel engine exhaust emissions standards;
Fuel injection system uses the international advanced technology, high pressure common rail electronically controlled fuel injection, more effective, enough horsepower;
Low emission, green and environmental protection;

Diesel fuel self-sufficiency
Even at 100% capacity, continuous operation under the conditions of use;

Low noise
Mobile locomotives cover and cover shell design has the very strong noise reduction, sound-absorbing effect;


Model LUY215-21 LUY400-25* LUY400-30* LUY310-25* LUY390-25* LUY390-30* LUY340-34* LUY350-34*
Work pressure (bar) 21 25…15 30…20 25…18 25…15 30…20 34…20 34…20
21.5 35…40 35…40 28…31 35…39 35…39 32…34 32…35
Noise decibel (sound pressure, 7m) 79±3 83±3 83±3 82±3 83±3 83±3 83±3 82±3
Fuel tank capacity (L) 512 780 780 500 550 550 550 780
Compressor oil capacity (L) 75 100 105 75 105 105 105 105
Gas outlet valve inch-qty*size 1xG2    1xG3/4 1xG2    1xG3/4 1xG2  1xG3/4
Brand of engine Cummins Yuchai Cummins
Model of engine QSL89-C325-30 QSZ13-C500-30 QSZ13-C550-30 6MK400-H300 YC6K510-KT30 YC6K560-KT30 YC6K560-KT30 QSZ13-C550-30
Power of engine (KW) 242 372 410 295 375 412 412 410
Rotate speed of engine (rpm) 2000 1700…1850 1750…1850 1750…1900 1500…1750 1500…1750 1700…1850 1700…1850
Idling (rpm) 1300 1300 1300 1200 1300 1300 1300 1300
Cooling form Air cooling,water cooled,orthostichous Air cooling,water cooled,orthostichous Aircooling,watercooled,orthostichous
Overall dimensions  
Pry transportation dimensions  
Length (mm) 3985 4486 4486 3985 4336 4336 4336 4486
Width (mm) 1800 2100 2100 1800 2100 2100 2100 2100
Height (mm) 2200 2180 2180 2200 2290 2290 2290 2180
Weight (kg) 4250 5150 5150 4550 4770 4770 4770 5150


After-sales Service: Yes
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: Diesel Engine
Cylinder Position: Vertical


air compressor

What role do air dryers play in compressed air systems?

Air dryers play a crucial role in compressed air systems by removing moisture and contaminants from the compressed air. Compressed air, when generated, contains water vapor from the ambient air, which can condense and cause issues in the system and end-use applications. Here’s an overview of the role air dryers play in compressed air systems:

1. Moisture Removal:

Air dryers are primarily responsible for removing moisture from the compressed air. Moisture in compressed air can lead to problems such as corrosion in the system, damage to pneumatic tools and equipment, and compromised product quality in manufacturing processes. Air dryers utilize various techniques, such as refrigeration, adsorption, or membrane separation, to reduce the dew point of the compressed air and eliminate moisture.

2. Contaminant Removal:

In addition to moisture, compressed air can also contain contaminants like oil, dirt, and particles. Air dryers help in removing these contaminants to ensure clean and high-quality compressed air. Depending on the type of air dryer, additional filtration mechanisms may be incorporated to enhance the removal of oil, particulates, and other impurities from the compressed air stream.

3. Protection of Equipment and Processes:

By removing moisture and contaminants, air dryers help protect the downstream equipment and processes that rely on compressed air. Moisture and contaminants can negatively impact the performance, reliability, and lifespan of pneumatic tools, machinery, and instrumentation. Air dryers ensure that the compressed air supplied to these components is clean, dry, and free from harmful substances, minimizing the risk of damage and operational issues.

4. Improved Productivity and Efficiency:

Utilizing air dryers in compressed air systems can lead to improved productivity and efficiency. Dry and clean compressed air reduces the likelihood of equipment failures, downtime, and maintenance requirements. It also prevents issues such as clogging of air lines, malfunctioning of pneumatic components, and inconsistent performance of processes. By maintaining the quality of compressed air, air dryers contribute to uninterrupted operations, optimized productivity, and cost savings.

5. Compliance with Standards and Specifications:

Many industries and applications have specific standards and specifications for the quality of compressed air. Air dryers play a vital role in meeting these requirements by ensuring that the compressed air meets the desired quality standards. This is particularly important in industries such as food and beverage, pharmaceuticals, electronics, and automotive, where clean and dry compressed air is essential for product integrity, safety, and regulatory compliance.

By incorporating air dryers into compressed air systems, users can effectively control moisture and contaminants, protect equipment and processes, enhance productivity, and meet the necessary quality standards for their specific applications.

air compressor

How are air compressors utilized in pneumatic tools?

Air compressors play a crucial role in powering and operating pneumatic tools. Here’s a detailed explanation of how air compressors are utilized in pneumatic tools:

Power Source:

Pneumatic tools rely on compressed air as their power source. The air compressor generates and stores compressed air, which is then delivered to the pneumatic tool through a hose or piping system. The compressed air provides the force necessary for the tool to perform various tasks.

Air Pressure Regulation:

Air compressors are equipped with pressure regulation systems to control the output pressure of the compressed air. Different pneumatic tools require different air pressure levels to operate optimally. The air compressor’s pressure regulator allows users to adjust the output pressure according to the specific requirements of the pneumatic tool being used.

Air Volume and Flow:

Air compressors provide a continuous supply of compressed air, ensuring a consistent air volume and flow rate for pneumatic tools. The air volume is typically measured in cubic feet per minute (CFM) and determines the tool’s performance capabilities. Higher CFM ratings indicate that the pneumatic tool can deliver more power and operate at a faster rate.

Tool Actuation:

Pneumatic tools utilize compressed air to actuate their mechanical components. For example, an air-powered impact wrench uses compressed air to drive the tool’s internal hammer mechanism, generating high torque for fastening or loosening bolts and nuts. Similarly, air-powered drills, sanders, nail guns, and spray guns rely on compressed air to power their respective operations.


One of the significant advantages of pneumatic tools is their versatility, and air compressors enable this flexibility. A single air compressor can power a wide range of pneumatic tools, eliminating the need for separate power sources for each tool. This makes pneumatic tools a popular choice in various industries, such as automotive, construction, manufacturing, and woodworking.


Air compressors come in different sizes and configurations, offering varying degrees of portability. Smaller portable air compressors are commonly used in applications where mobility is essential, such as construction sites or remote locations. The portability of air compressors allows pneumatic tools to be used in various work environments without the constraints of being tethered to a fixed power source.

Overall, air compressors are integral to the functionality and operation of pneumatic tools. They provide the necessary power, air pressure regulation, and continuous airflow required for pneumatic tools to perform a wide range of tasks efficiently and effectively.

air compressor

What is the difference between a piston and rotary screw compressor?

Piston compressors and rotary screw compressors are two common types of air compressors with distinct differences in their design and operation. Here’s a detailed explanation of the differences between these two compressor types:

1. Operating Principle:

  • Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
  • Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) 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.

2. Compression Method:

  • Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
  • Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.

3. Efficiency:

  • Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
  • Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.

4. Noise Level:

  • Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
  • Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.

5. Maintenance:

  • Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
  • Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.

6. Size and Portability:

  • Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
  • Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.

These are some of the key differences between piston compressors and rotary screw compressors. The choice between the two depends on factors such as required flow rate, pressure, duty cycle, efficiency, noise level, maintenance needs, and specific application requirements.

China best CHINAMFG CHINAMFG Diesel High Quality Portable Screw Air Compressor   with Good qualityChina best CHINAMFG CHINAMFG Diesel High Quality Portable Screw Air Compressor   with Good quality
editor by CX 2023-10-02

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