steel pipe shot blasting machine specification QG series steel shot pipe inner/outer wall special purpose shot blasting machine is suitable for blast clean inner /outer surfaces of steel pipes, remove the scales and weld dregs, make it show metal color ,increase its ratio surface area, and thus contribute to painting and coating. steel pipe inner /outer wall shot blasting machine Technical Parameter TypeQGW20-50QGW80-150Tidy up tube diameter(mm)30-500250-1500Abrasive flow rate(kg/min)2*2502*250 2*750Tidy up speed(m/min)0.5-40.5-4 1-10 Our company Qingdao Huachuan Machinery Co., Ltd are specializing in the manufacturing varies kinds of shot blasting machineOur other Type ofCasting machine . The shot blasting machine is pur main products. We manufacture a series types of shot blasting machine that can applied in various industries.