1.PVC resin is the main raw material in plastic ... PVC resin 4.SG-3,SG5,SG-8 Model No.l: SG-3, SG-5, SG-8Quality standard: GB5761-93Properties and ... PVC resin with white fine powder form in premium grade.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 ...