2026-04-10Views：
The national standards for oil content of air compressors may vary depending on the type and use of air compressors. Generally speaking, for ordinary air compressors, the oil content in the exhaust should not exceed a certain limit to ensure the quality of compressed air and the normal operation of the air compressor.
At present, some countries or regions have formulated national standards or industry standards on the oil content of air compressors. For example, in China, the national standard stipulates that the liquid oil content in compressed air shall not exceed 5 mg/m & sup3;, and the oil vapor content in compressed air shall not exceed 0.5 mg/m & sup3;. For micro-oil air compressors, the oil content in the outlet air shall not be higher than 0.01 mg/m & sup3;. At the same time, for the oil-free air compressor, it is generally believed that the oil content is 0.01ppm, while the oil content of the general screw air compressor is about 3ppm.
These standards are mainly to control the oil content in the air compressor exhaust to ensure the quality of compressed air and the stability of the air compressor. Excessive oil content will not only affect the operation of the air compressor, but also may cause blockage and corrosion of the gas pipeline, and also cause pollution to industrial products.
It should be noted that the specific air compressor oil content national standards may vary due to different countries or regions, different air compressor types and uses. Therefore, when using and maintaining air compressors, it is recommended to refer to relevant national standards and industry standards to ensure the normal operation of air compressors and the quality of compressed air.
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