... ,EPDM.CR,NR,NBR,silicone,viton Type:O-ring.V-ring,X-ring,Y-ring,D-ring,T-ring sabbia rubber ringmaterial:SBR rubber gasket,EPDM ... ,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 ...