WPC Profile Extrusion Line For WPC Decking and Panel WPC profile extrusion line is used to produce the wood plastic composite profiles from plastic HDPE or PVC, wood powder or bamboo powder and processing additives. With different moulds, the wpc extrusion line can produce kinds of wpc profiles for different usage, for example, wpc decking, wpc panel, wpc fence, wpc wall cladding, wpc board, wpc door profile, wpc door frame, wpc window profile, wpc pallet profile, wpc pillar, wpc bench profile, wpc broomstick and wpc roof tile, etc. The WPC profile extrusion line consists of a twin screw extruder, valibration table, haul-off machine(optional), cutter and stack. Tiwn screw extruder with powerful motor and reduce for extrusion driving, and vacuum degass system for material treatment before extruding shaping in the mould. Barrel and screw are made of alloy steel, with nitriding processing. Mould is connected to the extruder head, shaping zones and cooling tank are installed on the ca...