... .l: SG-3, SG-5, SG-8Quality standard: GB5761-93Properties and features:PVC resin is with the Carbide base, we produce ... .1. SG-3: Films, raincoat, industry packing, artificial leather, hose and shoe-making material, etc.2. SG-5: Rigid plate, gramophone record ... , value and welding rod, PVC pipes, PVC windows, doors ,etc.3. SG ...