... designed according to international latest technology, mixed PVC, PP, PE, PS with plant fiber symmetricaly. It adopts high-efficiency conical ... plastic profile machinewood plastic profile is mixed by PVC, PP, PE, PS, ABS, etc with different plant fibre, and ... 2.Because of its green environment protection, waterproof, dampproof, anti-corrosion, rot-resistence, ametabolic and good fire-retardant, it can ...