... .Physical / Chemical Characteristics :Suspension grade PVC Resin is a white or buff powder,good capability of corrosion resiatance,electric insulativity ... , Rigid plate, gramophone record, value and welding rod, PVC pipes, PVC windows, doors ,etc.6.Store and transport: should ensure ... snow, humid, sunshine, throwing and other mechanical damage white powder PVC Resin SG5 K value 67 for PVC pipe, profile