The pill material stored in the lower part of the separation tank by the feed tube into the shot blasting parts, shot blast wheel at high speed rolation by blasting machine motor, the pill is accelarate to accelerate to 80m/s clean the surface, high-speed energy pills material impact work surface. Under negative pressure pills materials and dust back to the dust separation box, where they completed the separation of pill material and dust and impurities, good pill
material into the shot blasting parts continue to use, dust and impurities are filtered slip to closed set dust box waiting to be processed.