1. double the original creation of gear reducer design to ensure the smooth transmission, reduce power consumption, and can speed operation.
2.open the door shaft and the linkage mechanism, ensure that the improvement of open the opening Angle more than 90 ° (material falls on the door), closed can locked.
3. unloading door structure improvement, increase the seal of mesh surface, sealing better not leak material.
4.the unique design for the return air system, ensure all incoming material flow in the process smoothly.
5.advanced add and spraying system, can also add many kinds of  liquid and solid, spraying accurate, convenient control.