... material. The main process:Extrusion, mould, cooling bath, blowing-dryer, cutting-off pelletizer, control cabinet1, Single screw extruder2, Mould3, Equip with the ... Hydraulic screen changer4, Cooling bath 5, Blowing-dryer6, Cutting-off pelletizer7, Control cabinet.8, The machine in the photo: SJ70 ...