This series is used for removing the sand and the oxided surface of the workpieces such as the casting, forging as well as the weldment. Owing to the perfect protective measures, good shot blasting, a reasonable structure of the circulatory system, the machine can achieve satisfactory results when it was used to clean up the hard-to-clean ports. This kind of machine can also be used to clean up the workpieces which are easy to roll and fall and also be used to clean up the non-fragile parts as well as the non-core castings. The aluminium workpieces and some nonferrous metal workpieces can also be cleaned up by this series. Parameter Unit Q15GN tumble belt type shot blasting machine Q28GN tumble belt type shot blasting machine Size of the roller mm 1090 x1245 1245 x1778 Diameter of roller mm ??092 ??250 Working cubage m?? 0.43 0.79 Unit piece weight kg 227 363 Size of workingpiece mm 1000 1000 Loading weight kg 800 3500 Pill impelling volume kg/min 480 340 x2 Impeller head power kw 22 30