... line, PPR pipes extrusion line, PPR pipes making machineSJ-65/33 series PPR tube production line is used for the ... to the machines cost. design one:1. vacuum loader, SJ-65/30 normal speed extruder, vacuum caliber forming machine, water cooling machine ... machine,saw blade cutting machine, stacker2. automatic vacuum loader, SJ-65/33 high speed extruder, vacuum caliber forming machine, showers cooling ...