... Variable frequency motor Suspension roller typeXG series suspension roller concrete pipe making machine adopted the new structure of two ... 1,Suspension roller type concrete pipe making machine2,Mould:flat,socket,rabbetdiameter:200-2500mmLength:1000-5000mm3,Batching Hopper,we have ... PLD800/1200/1600/2400/3000/4000 etc 4,JS500 Concrete mixer,we also ...