PVC sealing 1.made by PVC 2.ISO 9001-2000 3.Used ... in various kinds of industry, including auto parts, doors, window, machine and construction industry. PVC seal could work during -40 centigrade ... stop air, water and dust enter the machine system, which could protect the machine or parts to be healthy and working well ... PVC seal, soft PVC seal, and composite rubber seal. PVC sealing