If more than soapy water is required, a non-hydrocarbon base material, such as silicone grease, may be used on EPDM face-seals.

• 对于三元乙丙橡胶面阀座，如果需要比肥皂水更加润滑的物质，则可能需要采用非烃基材料，如硅润滑油。