2026-04-10Views：
The water and oil content of the oil-free air compressor will be affected by many factors, including the air compressor model, operating status, environmental conditions, etc. The following are the reference ranges in general:
moisture content:
generally speaking, the water content of the oil-free air compressor is between 2% and 5%. This range is based on common models and operating conditions, but the specific values may vary depending on the actual situation.
Another standard pointed out that the standard of water content of oil-free air compressor is usually not more than 80ppm (water content per cubic meter of gas is not more than 80 mg). This standard is designed to ensure the quality of compressed air and the normal operation of the system.
Oil content:
the oil content of the oil-free air compressor should be controlled at a very low level. Specifically, the oil content should reach the Class 0 level in the ISO8573-1 standard, that is, the oil content per cubic meter of air is less than 0.01mg.
Other information pointed out that the oil content of oil-free air compressors is generally between 0.001 and 0.01 mg, which is also consistent with the above ISO standards.
In general, the water content and oil content of the oil-free air compressor should be controlled at a very low level to ensure the quality of the compressed air and the normal operation of the system. The specific numerical range may vary due to the air compressor model, specifications, conditions of use and other factors. If more accurate data is required, it is recommended to refer to the technical specification of the specific air compressor or contact the manufacturer to obtain it.
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