PVC resin, white powder, CAS No. 9002-86-2, HS Code 3904109090. Models SG-3, SG-5, SG-7, SG-8 by Calcium Carbide method, SG-3 is suitable for cable and wires, films, high-grade artificial leather, etc. SG-5 is suitable for the processing of hard products such as profiled materials, pipes and hard plates. It can also be applied to film, leather cloth, plastic sandals, soles, and various soft products. SG-7 is suitable for the processing of transparent sheet, packaging, foam board and other products. SG-8 is suitable for packaging transparent sheets, plates, elbows of high-strength pipe fittings and other products.