The conveyor is made with high quality steel tube which has excellent rigidity, so that we could randomly choose the job position. It is safe and reliable. One-time forming integral blade can guarantee the balanced operation of the screw body. Variable pitch design of screw body could ensure fast, smooth and uniform material transportation. High quality reducer is with large torque, low noise, no oil leakage, long service life and other characteristics. The consumer could choose canvas bag, flange, universal ball or other the connection. This conveyor could be matched for the concrete mixing station manufacturers and all kinds of concrete mixing station sites.