... Certificate: TS16949 2.Auto use rubber seal 3.Customized rubber part Viton silicon EPDM rubber tube Shanghai Yisen Rubber And Plastic Products Co.,Ltd ... NR ,CR,NABR,SBR,FKM,EPDM,SILICONE etc.,Range of rubber products : Rubber sealing, Piping valve, Gasket,Rubber plant, Oil seal,O- ... we can negotiate accordingly.Good service with competitive price.P.S.:We have catalogue in pdf file for Green environment ...