... sheet,window,pipe,door and valve. 1.Suspension polyvinylchloride/ PVC Resin, synonyms: polyvinyl chloride resin, chloroethylene polymer, chloroethylene ... decorative materials, Rigid plate, gramophone record, value and welding rod, PVC pipes, PVC windows, doors ,etc.SG-6. used in producing ... clear foil, hard board and welding rodSG-7 and ...