... / Chemical Characteristics :Suspension grade PVC Resin is a white or buff powder,good capability of corrosion resiatance,electric insulativity ... : SG-5. used in producing transparent products section bar, hard tube and decorative materials, Rigid plate, gramophone record, value ... rain, snow, humid, sunshine, throwing and other mechanical damage white powder PVC Resin SG5 K value 67 for PVC pipe ...