1. Strong point of this series shot blasting machine A.improve corrosion resisting ability of machinery products and metal materials. B.improve bonding strength of sheel surfaces and coatings. C.Increase the anti-fatigue capability of metal products and extend its life. D.Optimize the craftwork state of steel surface. E.Greatly enhance the efficiency of cleaning. F.Reduce the labor intensity of cleaning works. G.Reduce the environment pollution. 2. The main components of Q69 shot blasting machine Q69 shot blasting machine consists of automatic load and unloading system (Optional), roller conveyor system (Input roller, output roller and inside roller), blasting chamber (chamber frame, protection linear, shot blasting turbines, abrasive supply device), abrasive circulation system (Separator, bucket elevator, screw conveyor), abrasive collection unit (Customized), dust collection system and electric control system.