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