... 2 m -5 m, inside diameter 300-2000mm of concrete and reinforced concrete pipeHanging roller cement pipe machine: It used the new ... 2 m -5 m, inside diameter 300-2000mm of concrete and reinforced concrete pipe, pipe interface is divided into level I, level ... .--weight batching doser, belt conveyer, cement bank and doser(if necessary), concrete mixer, concrete feeder, pipe making machine, pipe moulds, eot ...