... .hardness:60-75A 4 any details can be adviced rubber productusing: mainly used to seal oil and water proof ... ,anti-corrosion gas, prevent the leak of othe gas.feature:1. High temperature seals 2. ... anti-vibration articles, rubber water stop, fender, rubber sheett, conveyor belt, rubber roller, rubber products with anticorrosive liner, special rubber products, rubber pad of sleeper ...