... rubber mold,gasket sheet,gasket setmaterial:SBR rubber gasket,EPDM.CR,NR,NBR,silicone,vitonType:O-ring.V-ring,X-ring,Y-ring,D-ring,T-ring,L-ring ... etc.using: mainly used to seal oil and water proof ,anti-corrosion gas, prevent the leak of othe gas.Viton rubber ... 1.9g/cm34.elongation 300%Viton rubber gasketMaterialViton,epdm,nbr,siliconeColorAny color will ... your requirement silicone rubber mold