2026-04-10Views：
Oil-free air compressors usually have very low oil content because they are designed to avoid oil contamination. The following is specific information about the oil content of oil-free air compressor:
oil content range: oil-free air compressor oil content is generally between 0.001 and 0.01 mg. This range ensures that the air discharged from the air compressor is almost free of oil.
Compared with the screw air compressor: the oil content of the conventional screw air compressor is usually about 3ppm (one part per million), while the oil content of the oil-free air compressor is much lower than this, which is generally considered to be 0.01ppm or lower. This shows the significant advantage of oil-free air compressors in reducing oil pollution.
High quality standard: in the air compressor industry, the oil content in the following 5ppm air compressor can be called high quality oil free air compressor. This shows that the oil content of the oil-free air compressor remains at a very low level even under more relaxed standards.
Applications and requirements: Different applications and industries have different quality requirements for compressed air, so the oil content standards will also be different. For example, the food, pharmaceutical, and electronics industries may have higher requirements for the oil content of compressed air to ensure product quality and safety.
In general, the oil content of oil-free air compressors is very low, much lower than that of conventional screw air compressors, which gives them a significant advantage in situations where high-purity compressed air is required.
Oil-free air compressors usually use special lubrication methods to ensure the normal operation of the compressor without the use of lubricating oil. In oil-free air compressors, a common form of lubrication is water lubrication. Shanghai granklin group air compressor production
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