1.Long life cycle 2.High burst strength 3.Excellent heat resistance 4.From ... 50-75Color: black,white,red,green,yellow,blue or follow the color codeAdvantageGood Ozone resistance, aging resistance, high/low temperature resistance ... , W270, ACS, FDAMaterial100% pure silicone Material usage is based on the final product condition.Packing Spec.Standard packing:a. plastic bag ...