For EPDM O-rings, the recommended working temperature is -50?? to 150?? according to the nature of the rubber. The color is mainly black, and other colors can be customized. This O-ring has good aging resistance, weather resistance, water resistance, electrical insulation, chemical corrosion resistance and good impact elasticity. The most important characteristics of EPDM O-rings are the ability to resist ozone and corrosion. It is widely used in industrial fields such as auto parts, sanitary products, medical appliances, ship equipment, petroleum equipment, telecommunications equipment, instruments and meters, machinery and so on.