... , grinding, such as a chemical attack environment remains good seal, shock absorption effect.Therefore, rubber industry is hydraulic and ... major products have rubber seal, viton orings ,o ring seals,sealing ring, rubber gasket, rubber pad, silicone tube, rubber strip, etc ... centigrade;HNBR (-30~150), EPDM (-50~150), FPM (-20~200), SILICONE (-100~300)ColorRed,Orange, Yellow, Green, Blue, Purple, Black, ...