rubber air pipe Certificate: ISO9001:2008,Rohs Superior quality and competive price 1.Rubber materials: EPDM, NBR, NBR, CR, NR, SBR, ... PTFE, Viton/FKM.2.Application : Use in different motorcycle of exhaust pipe ... the company professionally embarked upon researching, developing and ,manufacturing rubber products and mould. All the raw material and products ...