... : 30-100pcs/8h Concrete pipe Making Machine Brief intruduction a) HF vertical extruding pipe-making machine is the ideal equipment to manufacture ... different sizes of tubular products by change mould.c) Machine frame: Maganese steel with China national standard.Advantages a ... the dimenstion)Whole power :11.75kwMotor Power :7.5kwMould diameter (inside mm): 200mm, 300mm, 400mm, 500mm, 600mm, 700mm, 800mm ...