... , 4.anti-corrosion,anti-decay 5.economic Wood Plastic Composite (WPC) in short is called mu-su in Chinese ... resistant. Main ingredient:PVC resin, waste steel reinforced plastic, wood fiber filler (rice chaff, straw, wood powder, etc), calcium powder ... wood, plastic, steel reinforced plastic, aluminum alloy and similar composite materials are used. For example, building templates, building wall ...