... the circulatory system (pill sand separator, bucket elevator, screw conveyor, pellet controller, etc.), shot blasting, and mechanical and ... be divided into the Abrasive recycling system and purify System, they consist of abrasive hopper, Abrasive conduit, shot valves ... (Blast wheel Assemblies), screw conveyors, bucket Elevator, abrasive /dust and separator, etc. Dust-removing system This ...