... Long use life 3) Made for silicone rubber 4) Barrier of water, voice 5) Shockproof, dustproof Silicone rubber seal1) It made by good EPDM ... rubber.2) This compound is well known for ... , we can produce any profile with different rubber, such as EPDM, CR, NBR, Silicone etc.9) Include flame retardant grade strip ...