... by PP, PE and wood powder.1. Technical feature(1) Special designed wood-plastic compound mixing extruder can constantly produce. ... packaging, transportation, atc.Two-stage extruder,double stage extruder,single screw extruder,double screw extruder,two screw extruder,twin screw extruder,plastic machine,pelletizer,plastic extruder,WPC extruder WPC extruder-Wood-Plastic Compound Profile Extrusion Line