... good stability, convenient operation, high yield.Our concrete pipe making machine adopts variable frequency motor,which can help you save ... save 40% power 1,Suspension roller type concrete pipe making machine2,Mould:flat,socket,rabbetdiameter:200-2500mmLength:1000-5000mm3,Batching ... the steel cage?5, Now, do you have others machines?6, Operating environment7, Discharge port8,Daily output of concrete ...