... Twin-screw Extruder(SJZ51/105, SJZ65/132, SJZ80/156, SJZ92/188) PVC pipe conical twin screw extruder is a highly efficient ... of screws(mm) 51/105 65/132 80/156 92/188 Quantity of screws 2 2 2 2 Direction of screws ... Twin-screw Extruder (SJZ51/105, SJZ65/132, SJZ80/156, SJZ92/188)