Large Hang-up Shot-blasting and Cleaning Machine The machine is adopted with multi-self-hoisters to carry the work-piece into the cleaning chamber for shot-blasting and cleaning. The machine is provided with PLC programming control, and specially suitable for cleaning the surfaces of large frame-work members in engineering and machinery industries. Chain-type Shot-blasting and Cleaning Machine The machine is adopted with PLC programming control, special sealing mechanism, and is provided with self-rotating mechanism, and is perfect in blasting. The machine series is suitable for mass production. Caterpillar Shot-blasting and Cleaning Machine LP caterpillar shot-blasting and cleaning machine series make use of the shots blasted by the blaster on to the work-piece that is continuously rotating in the tumbling-box circled by the rubber caterpillar for cleaning. The machine series is mainly used to clean and strengthen the surfaces of small size casting pieces, forgings, pressed members, g