This machine consists of a cabin, elevator, seperator, filter, turbines, cyclone and control panel. The materials for shotblasting are placed in a moveable role. The roles running speed is arranged by an electronical speed controller from 1m./min. To 10 m./min. To be able to make a good roughen to the material, steel ball and role speed must be arranged. The steel ball and the sand coming from the helix pour into the elevator and then goes into the seperator with bands and the buckets.The seperator makes the steel balls and the dust to be seperated. The seperated clean balls pour into the turbines again. The dust passes through the filter and air goes out with a fan.The machine is designed for 70 cm width stone. It’s lenght can be arranged. Areas to be used Floor covering and wall boards decorative sanding Marble figures and marble columns sandling Curbstone and outside floor covering sandling Granite and natural stones sandling Packing suitable to road transportation