Working principle：The production line is mainly composed of flat car transportation system , shot blasting, pill material circulation system, dust removal system and electric control system etc. . Workpiece by travelling crane to transport flat car, from the inside of the flat car is transported to the blasting room, and then close the door to start dust, blasting equipment for blast cleaning, cleaning up after the closure of the sand and dust removal system, the workpiece is transported out of the blasting room for next procedure.

Sand blasting room system:
1.Room dust collector
2.Sorting dust collector
3.Sand (shot) hopper
4.Bucket elevator
5.First stage separator
6.AC type blasting machine
7.Conveying mechanism
8.Dust collector
9.Honeycomb floor hopper
10.Large fan
11.Silencer
12.Air inlet
13.Ground rail trolley
14.Two stage separation