Raw material+ carbon - mixing-- vacuum feeding -- material dryness -- single screw extruder -- steel wire unlocking -- extrusion mould-- spiral calibrator -- spray vacuum tank -- belt haul-off -- manual cut -- winder -- finished product inspecting & packing Model: lspe-75 lspe-90 Screw diameter: 75mm 90mm L/d: 30: 1 30: 1 Pipe range: 50-150 75-200 Capacity: 80-110 150-250 Main motor power: 55 90 Total power: 70 130 Line length: 15 18. Wooden cases or wood pallets