1.It uses eccentric block to produce strong exciting force.

2.Crossbeam and the main body of the screen are connected with high strength screw bolts. So they have the features of simple structure and easy maintenance.

3.It adopts tire coupling with capability of flexible connection and stable operation.

4.It adopts the structure of small amplitude, high frequency, large obliquity to make the screen hold the capability of high efficiency, large handling capacity, long life span, low consumption, little noise.