Roller conveyor type stone shot blasting machine is a type of shot blasting machine wholesale at ETSA, mainly used to clean and pretreatment H beams, steel plates, steel channel and others kind of regularly metal workpieces surface oxide scale and dust. This equipment is mainly composed with blasting chamber, roller conveyor, bucket elevator, separator, abrasive dosing pipe, blast wheel, abrasive cleaning device, inlet and outlet sealing device, dust collector and electrical control system. The transport system is the rollers conveyor, driven steadily and stably by the chain and chain wheel and loaded with rollers of 80mm, 121mm, 180mm in diameter or even bigger, can load work pieces from 500KG to 2000KG and even heavier. Work pieces are loaded on the inlet of roller conveyor, being blasted in the blasting chamber, and come out from the outlet roller conveyor for unloading. continuous blasting process with one press of the button.