Features of hanging roller machine 1. The production cycle of the hanging roller machine is short and the efficiency is high. It is easy to form the concrete directly on the hanging roller machine, and it only takes 3-5 minutes to quickly turn the root pipe. 2. The pipes produced by the hanging roller machine are all dry and hard concrete, which saves materials, saves energy and protects the environment. 3. The noise generated by the hanging roller machine is low, about 82 decibels. 4. The hanging roller machine is easy to operate, stable in operation, low in failure and long in service life.