pvcplastic profilemachine this line uses SJSZ80 conical twin screw extruder or SJSP90 parallel twin screw extruder. with PLC control system in the production line,reliable and stable performance the down stream equipment includes vacuum calibration and cooling unit,haul off unit,cutting machine,and stacker the cutting machine is able t set length and provide accurate automatic cutting the stacker is attached with material cart and rubber protection layer to prevent products from damage,and easy operation