1. PVC resin is the main raw material in plastic production 2. white fine powder 3. ... Films, raincoat, industry packing, artificial leather, hose and shoe-making material, etc.2. SG-5: Rigid plate, gramophone record, value ... , doors ,etc.3. SG-8: Good hardness and high strength, mainly used for tubes and pipes. Quality Index:ItemsSG ... g262014White degree (1600c,10 min after)747470 chemical material