
When it comes to optimizing your industrial applications, the CMN250A Micro-Oil Screw Air Compressor is a game-changer. Packed with innovative features that promote durability, energy efficiency, temperature resistance, and minimal oil content, this compressor is sure to meet your needs. Let's take a deeper dive into its benefits.

The CMN250A features a unique, patented seal-less design that eliminates the need for regular seal replacements. This design increases the durability and longevity of the compressor.
Thanks to its large screw design and dual-pressure cavity mainframe, the CMN250A maximizes volume efficiency to over 95%. With each rotation, the screw compresses air twice, resulting in significant energy savings.

This compressor is built to withstand harsh environments, operating normally in temperatures ranging from -20 to 55 degrees Celsius. Its continuous working temperature does not exceed 92 degrees, ensuring the unit's longevity.
The CMN250A requires only a small amount of compressor oil to achieve excellent sealing effects. As a result, the gas produced contains less than 2ppm of oil.
This compressor features a patented ultra-quiet intake system design that significantly reduces operational noise.
The CMN250A comes equipped with high-quality safety and minimum pressure valves, ensuring optimal and safe operation.
The included precision temperature sensor accurately monitors and regulates the compressor's temperature for optimal performance.
The ultra-quiet centrifugal fan reduces noise levels during operation, contributing to a quiet work environment.
This high-quality electromagnetic control valve ensures reliable and efficient operation of the compressor.
The CMN250A features a patented control valve unique to CMN products, enhancing the compressor's performance and reliability.
The user-friendly touch screen control system allows for easy operation and monitoring of the compressor.
The CMN250A utilizes a pair of main screws ?C the pressure screw and the rotating screw ?C to carry out the compression process. These screws, usually made from high-strength alloy steel, have a precise helical shape that forms a sealed working chamber between them. As the screws rotate, the chamber expands, drawing in air from the outside. The rotation then compresses the air as the chamber shrinks, increasing the air's pressure before it is expelled from the machine. An integrated cooling system reduces the heat generated during compression, while a filtration system ensures the compressed air is clean and free from potential contaminants and particles.

Many areas within the textile industry require the use of oil-free, low-pressure compressed air, making the CMN250A a perfect fit.
The CMN250A's low-pressure compressed air is ideal for blowing glass bottles into shape, saving energy and ensuring a perfect form.
Processes such as pressure filtration and transportation in the chemical industry require compressed air, which the CMN250A can efficiently provide.
In cement transportation, compressed air can complete the transportation process without causing cement dust to fly around.
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Our company's full range of products has passed German TUV Class 0 Oil-Free Certification, CE Certification, ISO9001 Certification, and TS16949 Certification. We are the first company in the domestic market to use water for internal cooling and lubrication of high-end screw compressors. We also pioneered the world's first second-stage compressed high-pressure micro-oil screw compressor with a pressure of up to 4.0MPa. Following this, we developed the world's first 4.0MPa pressure oil-free screw compressor and the world's first 1.25MPa pressure oil-free vortex compressor.
Author: Miya
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Luotuo Industrial Area, Zhenhai District, Ningbo City, China
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