| Features and advantages: l The pipe owns high strength, high tenancy, anti-erosion, anti-distorm, convenient transportation and work etc. features. l The line is equipped with special single extruder with high effective extrusion and high effective plasticization. l The special separate mixing screw and spring structure die head, reasonable flow path and smooth inner wall. l Special designed calibrating cooling method: pipe range is 50-200mm, the production speed is up to 0.8-1.5m/min. |