Ouken Rubber was founded in the year 1999,specialized in rubber parts manufactureing and rubber mould manufactureing,including rubber seals,rubber gasket,rubber washer,silicone parts,EPDM gasket,oil seals,valve stem seal,standard and non-standard o ring,PTFE seals with wide range of material including Silicone rubber, Natural rubber, Fluoroelastomers(Viton,FKM,FPM), Nitrile(NBR), EPDM, Neoprene(CR), ACM,and Fluorosilicone.