customed rubber gasket 1.Used in all kinds ... SILICON, HNBR, PU etc.Item nameO RINGMaterialNBR,HNBR,EPDM,SILICONE,VITON,NR,CR,SBR,PUHardness30-100 shore ASizeCustomized/standard/ ... etcTemperatureCommon: -20~100degree centigrade;NBR(-40~120°C),SILICONE(-30~250°C),VITON(-25~300°C)Special featuresnon-toxic ... environmental protection10.) meet the demand of sustainable development customed rubber gasket