This steel pipe machine is suitable for all kinds of surface cleaning of steel pipe. It can mightiness surface blasting which was in aboriginality, it can clean the rust, speckle layer and oxidation husk, then it shows uniformity metal luster which can improve the surface decorations quality and antisepticize. Specification Size of workpiece Φ320*600mm Air flow 4000 m3/h Blasting qty 160kg/min power 45kw Size of machine 6520*2460*5067mm productivity 20 30