Steel plate shot blasting machine for sale General Introduce Tunnel through type tempered steel plate shot blasting machine are mainly used for treating long and/or flat components.The components continuously pass through the "pre"chamber, the blasting chamber, and the cleaning chamber on a special roller conveyor.Highly efficient turbines fixed on the machine housing make the Steel Plate Shot Blasting Machine possible to treat the components on all sides.Automatic conveyor shot blasting machine are used to remove scale, rust and paint from long and/or flat components and making the workpiece surface have strengthening processing.