rubber o ring 1.Material:NBR,EPDM,NR,silicone,etc. 2.Competitive price 3.As customer's drawing or ... sample Item namerubber o ring Product Description1)Material:Natural rubber, silicone, viton,EPDM, HNBR, NBR, SBR etc. 2)Size and colour ... OEM service is welcomed. Company Service1)Rubber Injection Molding 2)Rubber Transfer Molding 3)Rubber Compression Molding 4)Rubber to Metal Molding 5)Custom ...