... is the main 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 ... with the Carbide base, we produce PVC resin with white fine powder form in premium grade.1. SG-3 ... PVC pipes, PVC windows, doors ,etc.3. SG-8: Good hardness and high strength, mainly used for tubes and ... PVC Powder,SG-3,SG-5,SG-8,Suspension