High Quality Factory Price Custom Silicone Rubber gasketMaterialNBR, HNBR, FPM(FKM),FVMQ, VMQ ... resistance; water-resistance; shock resistance; heat-resistance; high temperature resistance.1)high temperature resistance, good cold flexibility 2)good electrical ... in the end..mainly used for high and low temperature resistant products(hose, seals), high temperature resistant electric wire and cable ...