1) Material of O-ring :Rubber ,silicone ,EPDM ,and so on .

2) The sulfuration of products is very complete. It has excellent resistance to
extremes of temperature.

3) The permanent compression deformation rate of finished products is less than 20%; the products have excellent resistance to standard oil and fuel oil.

Dear business friend,should request other design?

If so,please send us your own drawing with order quantity,we will reply you all information that you requested in time.

If not,please don't worry,our professional engineer and salers will help you design based on your idear. any kinds silicone o-ring can available.