... Productivity: 30-100pcs/8h Concrete pipe Making Machine Brief intruduction a) HF vertical extruding pipe-making machine is the ideal ... pipe. Reasonable design, reliable and simple operation, accord with state standard GB11836-89.b) The machine can be produced different ... on the dimenstion)Whole power :11.75kwMotor Power :7.5kwMould diameter (inside mm): 200mm, 300mm, 400mm, 500mm, 600mm, 700mm, ...