... .White powder 3.Advanced Technices 4.Pipe,Door Plastic Raw Material PVC Resin SG-5 (Suspension Grade): Product Name : PVC ResinSynonym ... : Films, raincoat, industry packing, artificial leather, hose and shoe-making material,soft products etc.SG-5: Rigid plate, gramophone record, value ... rod, PVC pipes, PVC windows, doors ,etc.SG-7: Good hardness and high strength, mainly used for hard plastic tubes and ...