... 3, SG-5, SG-8Quality standard: GB5761-93Properties and features:PVC resin is with the Carbide base, we ... -3: Films, raincoat, industry packing, artificial leather, hose and shoe-making material, etc.2. SG-5: Rigid plate, gramophone record ... etc.3. SG-8: Good hardness and high strength, mainly used for tubes and pipes. Quality Index:ItemsSG-3SG-5SG ... degree (1600c,10 min after)747470 PVC granule