2026-04-14Views：
The need for oil-free operation of screw compressors used in the chemical industry depends on the specific application scenario, process requirements and the type of compressor design.
Generally speaking, screw compressors can be divided into oil and oil-free two types. During the operation of oil screw compressors, lubricating oil is required to lubricate the bearings, seals and cool the compression process. These lubricating oils may come into contact with the compressed gas. In some chemical applications, especially when it comes to high gas purity requirements, such as food, medicine or certain chemical reactions, the presence of oil may cause pollution, affecting product quality or reaction efficiency.
Therefore, for such applications, oil-free screw compressors are a more suitable choice. The oil-free compressor is designed to avoid direct contact between the lubricating oil and the compressed gas, thereby ensuring the purity of the gas. Such compressors usually use special materials and lubrication methods to ensure smooth and reliable operation.
To sum up, whether the chemical screw compressor needs oil-free operation should be determined according to the specific process requirements and gas purity requirements. In chemical applications where high purity gas is required, oil-free screw compressors are the ideal choice.
On the issue of air compressor maintenance, it is usually more inclined to take the total running time as the basis for maintenance according to the load time or the total running time. This conclusion is mainly based on the following considerations: the general applicability of the total running time of the 1..
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