Sandblast Equipment Used to clean the surface of steel pipe, tube, sheet,plate, etc.to gain bright surface. Sandblast EquipmentUsed to clean the surface ... of steel pipe, tube, sheet,plate,etc. to gain bright surface.Roller conveyor derust equipment. Model No.: ... : Size of work piece : 800x800mmRevolving speed of roller: 1 to 5m/min Distance of roller: 400mm Loading limited of roller ...