... Rubber gasket/washer Features: 1. Main materialAll kinds of rubber:Natural rubber,Styrene-butadiene rubber,Nitrile rubber,Butyl ... power generator, air blower, water pump,instrument, measuring of ships. Plus, They are also used in automobiles, electrical appliances, building ... vibration source.And they have stronger anti-impact performance.Plus,using them can prolong machine life,dampen vibration and ...