rubber gasket for electric engine heater 1)100% Food-Grade Silicone ... silicone rubber gasketSizeCustomized/standard and nonstandardBrand Namerubber GasketMaterialNBR,HNBR,EPDM,SILICONE,VITON,FLS,FFPM,PTFETemperatureCommon: 20~50degree centigrade; ... ,Green,Blue,Purple, Black, White, Clear, etcSPECIALFeaturesOil-resistant; heat resistant; abrasion-resistant;aging resistant; insulation; acid and alkaline ...