... motor Suspension roller typeXG series suspension roller concrete pipe making machine adopted the new structure of two points, with ... stability, convenient operation, high yield.Our concrete pipe making machine adopts variable frequency motor,which can help you save ... 40% power 1,Suspension roller type concrete pipe making machine2,Mould:flat,socket,rabbetdiameter:200-2500mmLength:1000-5000mm3,Batching ...