Our Tumbling shot blasting machine adopted cylinder to open the door, frequency control impeller head, Steel shot flow valve, Cartridge dust collector and settling chamber to the machine. Characteristics: 1)Laser cutting technology is used for the chamber, Lincoln gas protected welding also used to improve product accuracy 2)Add two air intake device on the door of Shot blasting Chamber to help clear shot dust; 3) Air intake deflectors makes best dust removal effects of the dust filter 4)Equipped with airiock at the bottom of dust collector ash outlet, it can automaticly ash, while preventing the ash air flow and inhalation of a large amount of fresh air, reduce spontaneous combustion generated dust and fresh air contact. Dust falls into a dust bag of dust collecting barrel.