Steel pipe surface wheel blasting equipment The series of QG inner and outer walls special shot blasting machine for surface treatment,wiping up the oxide coating, welding slag, appearing the metallic sheen,increasing the area of the surface, which is in favor of UV. It applies in the line of petroleum &chemical,steel,city group heating,group drainage ect.Type(mm)cleaning size(m/min)cleaningspeedQGW10050-3002-10inner walls ofshot blastingmachineQGW720159-7202-6QGW1200219-10161-6QGW1500325-16001-6QGW28001016-28001-2QGN10050-3001-4()Outer walls of shot blasting machineQGN700325-7201-2QGN1000720-10161-4QGN15001016-15001-4 Steel shot: S70,S110,S170,S230,S280,S330,S390,S460,S550,S660,S780Steel grit: G14,G16,G18,G25,G40,G50,G80,G120Steel cut wire shot: 1.0mm ,1.5mm ,2.0mmStainless steel cut wire shot, Stainless steel shot0.2-2.0mmCopper and Aluminum shot ,zinc cut wire shot ,0.3, 0.4, 0.5, 0.6, 0.8, 1.0, 1.2, 2.0mm