What is the working principle of an oil-free air compressor?

At present, the main engines of silent oil-free compressor all use miniature reciprocating piston compressors. If they are not of this type, it can be judged with certainty that this type of air compressor is not a silent oil-free air compressor, and the air quality cannot reach the silent level. Requirements for oil-air compressors.

Taizhou Luxi is a professional supplier of oil-free air compressors. For details, please consult: https://www.luxitools.com/product/air-compressor/oil-free-compressor-kit/