Rubber Seals Meet ROHS directive. Quality certificate: ISO9001:2000 Rubber SealsMaterial: EPDM, NR, NBR, SBR, SILICONE, PTFE, Rubber Components etc. Shape: Square rings, quad rings, back-up rings, V-rings, T-seals, wear ringsHardness: 30SH-90SH.Color: Black, Transparent, Green, Red, Yellow, etc.Specification: Made as per your drawing or samples.Advantage: High with high technology and Competitive ...