Which piece of plastic is dumb and bright?
PVC plastic film. PVC plastic film, color light film, one side is bright and the other side is dumb, which can be divided into bright side and dumb side. The smooth side can be printed, and various colors can be printed. The common surface treatment process is gluing. PVC film, the full name of which is PVC film, is mainly composed of PVC, and other components are added to enhance its heat resistance, toughness and ductility.