... . certification by ISO9001 HF V HF vertical extruding pipe-making machine is the ideal equipment to manufacture cement pipe. Reasonbale ... the towm . Vertical screw extruding Pipe-Making machineMain Technical parameter (1)Mould diameter (inside mm): φ200, φ300, φ400, φ500, Ø600, 700, ... φ800, φ1000 (2)Wall Thickness: 200 30mm, φ300 30mm, φ400 40mm, φ500 50mm, 600 60mm, 700 70mm, φ800 ...