... raw material in plastic production 2.white fine powder 3.Suspension PVC resin 4.SG-3,SG5,SG-8 Model No. ... l: SG-3, SG-5, SG-8Quality standard: GB5761-93 Properties ... base, we produce PVC resin with white fine powder form in premium grade.1. SG-3: Films, raincoat, industry packing, ... and welding rod, PVC pipes, PVC windows, doors ,etc.3. SG-8: Good hardness and high strength, mainly used for ...