This line is the new pipe production line that we developed through introduce and absorb the advanced foreign technology. Notch barrel insure high-speed feeding. Be equipped with barrier type double polar mixing PPR special screw and barrel. And with twice-diffluence new pattern mould, which has the advantages of low temperature and low pressure extrusion. It is also equipped with a special jacket, which can guarantee the high speed forming. This line equipped with stainless steel vacuum tank, four-claw (six-claw) frequency conversion haul off, and PLC planet cutter.  The whole line is with fine appearance, high automation, stable and reliable output.