OTP- Taiwan Wall top seal manufacturer importing washers are made of NBR (nitrile rubber) washer, VITON (fluorine rubber) washer, SBR (styrene butadiene rubber), HNBR (hydrogenated nitrile rubber), EPDM (three Ethylene-propylene rubber), SILICONE (silica), CR (neoprene), FFKM (perfluoroelastomer) and the like. Rubber washers material selection to NBR NBR most widely used, its highest price. The FFKM perfluoroelastomer gasket using generally the more cutting-edge fields such as space rocket. Because its price is quite expensive, but its performance may be more than many metal materials. Imported rubber washer definition: a rubber ring and metal ring integral vulcanization bonding, is used to seal the annular seal threaded and flanged ring comprises a metallic ring and a rubber gasket. Washers finger pads are connections between the parts and the nut. Generally flat-shaped metal ring, used to protect the surface of the connector nut from scratch, pressure is dispersed nut connector. Nitrile rubber washer, fluorine rubber washer shape: oblate ring was a type fasteners. Disposed between the bolts, screws or nuts of the supporting surface and the surface of the connection member, the connection member is play increases the contact surface area, reducing the pressure per unit area and protect the surface of the connection member is not damaged effect; the other elastic washer, also plays back stop nut loose, play the role of shock. Welcome your visit, if necessary, welcome your call! ! !