... .2, The unit consists of conical twin-screw extruder, vacuum calibration tank, haul-off, cutter and stacker etc.3, This line ... compounding loader1set2Twin screw extruder1set3PVC pipe Molds 90,110,160,225mm1set4Vacuum Calibration and cooling Tank1set5Three claw Pedrials Hauling off Machine1set6Automatic inkjet pipe ...