Can the rubber ring of oil-free air compressor be applied with oil?

Can the rubber ring of oil-free air compressor be wiped with oil?

Shen of granklin group will answer this question for you. naturally, oil-free air compressors are not allowed to have lubricating oil in accessories.

Why can't oil-free air compressors have oil?

The screw air compressor produced by Granklin Group adopts water-lubricated air compressor head. Lubricating oil is not allowed during the production process, during the testing process, and when the air compressor is running at the customer site.

Clean oil-free air naturally has its oil-free standard. Once lubricating oil appears in production or actual use scene, is it still called oil-free air compressor?

Therefore, high standards of oil-free air, do not use lubricating oil to apply on the rubber ring of the air compressor.