The blaster is hanging intermittent operation machine, suitable for surface clean of castings, weld assembly, forgings, sheet metals parts etc in many industries like automobile, tractor, engine, light and others. Added with VFD, it can be used for the strengthening treatment of automotive connecting rod, spring, aircraft landing gear etc. Through shifting special second-grade hanger and adjusting casting angle, it can be applicable to strengthening cleaning of work piece of different shape, structure, size. This model machine’ single load is 1000 KG.