PE pipe for water supply and drainage system application, this extrusion line can equip different conic single screw extruder for making different size pipe. It can have the following features: 1: pipe diameter from 16mm up to 1600mm 2: with different kind wall thickness for different application 3: can make the pipe have different layers, such as: middle use recycled material and inner and outer layer use new material 4: can also have color line co-extrusion for choice 5: can have some word to be printed on that. 6: Can have auto powder feeding machine for choice 7: can have plc touch screen control 8: this line have cu and iso9001-2000 quality certificate.