Sand blasting room is primarily for cleaning big steel structural parts, vessel, truck chassis to remove the rusty spot, rusty layer and scale cinder on steel to obtain a uniform, smooth and glossy metal surface allowing improved coating quality and higher anti-corrosion performance. The shot blasting chamber is used in a wide variety of industries that require surface preparation prior to the application of a protective coating. The best sandblasting equipment clean or shape a surface using sand material known as abrasive which is propelled using high pressure typically through compressed air or blast wheel. So you can call it air blasting machine or air powered sandblaster. Sand Blasting Machine are many types such as Sandblasting Cabinet, Container Blast Room, Automatic Sand Blasting Machines and so on.