2026-04-09Views：
Oil-free air compressors, as the name suggests, refer to air compressors that do not use oil as a lubricant during the compression process. In theory, a real oil-free air compressor should not contain any oil in its compressed air. However, in practical applications, compressed air may contain trace amounts of oil due to mechanical seals, environmental factors, or trace amounts of oil vapor inside the system.
For the water-lubricated oil-free inverter screw air compressor of Shanghai Granklin Group, its original intention is to completely eliminate the oil pollution in the compressed air through water lubrication technology. The water lubrication system replaces the traditional oil lubrication, thereby avoiding the use of oil during compression. Therefore, under ideal circumstances, the compressed air produced by this air compressor should be completely oil-free.
Question: So in actual operation, what is the oil content in the compressed air of the oil-free air compressor of Shanghai Granklin Group?
Answer: In actual operation, the water-lubricated oil-free frequency conversion screw air compressor of Shanghai Grankering Group can ensure that the oil content in the compressed air is extremely low, which is usually far below the industry standard. The specific oil content depends on many factors, such as the design of the air compressor, the manufacturing process, the use of the environment and maintenance. In order to obtain accurate oil content data, it is recommended that users be equipped with professional oil detection equipment when using it, and conduct regular inspections. According to the test results, the operating parameters of the air compressor can be adjusted in time or necessary maintenance measures can be taken to ensure that the purity of the compressed air meets the production requirements.
It should be noted that although the oil-free air compressor is designed to avoid the use of oil, in some extreme cases (such as mechanical seal failure, internal pollution, etc.), the compressed air may still contain trace amounts of oil. Therefore, for applications that require extremely high purity of compressed air (such as semiconductor manufacturing, food processing, etc.), it is recommended that users install an efficient oil removal device at the outlet of the air compressor to further ensure the purity of the compressed air.
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