The Protoblast Section Blast machine is a pre fabrication blast machine. It has 6 open type blast wheels. It has an opening to take products 350mm wide and up to 1000mm tall. It produces a class 2.5 blast at 1-2 meters per minute. It is a fully self-contained machine that is much cheaper to set up than a chamber and takes less floor space. Running costs are also less, making the Protoblast Section Blast machine a very popular system.