DM-2.2 electric rail grinding machines, internal combustion rail grinding machine, rail grinding machine in flash 
 An electric rail grinding machine features: the DM-2.2 electric rail grinding machine is for grinding the rail seamless aluminum heat welding or strengthening of welding and rail wear, burrs and flash. 
 . Simple structure, small size, light weight, easy to use, fast up and down the Road, running round insulated, safe and reliable to adapt to the grinding of flat rail, side, $ arc, and a variety of angles. Also adapt to the rail welded joints and a variety of switch rail turnout grinding. The machine (motor) engine as the power, suitable for power field operations. 
 Three electric rail grinding machine body welded with high-quality carbon structural steel group, equipped with a biased anti-skid guide wheel, and polishing machine can polish the sides and top surface of the rail head. 
 The electric fly side rail grinding machine is one of the railway works of the rail head grinding equipment. ISO9001: 2000 quality system certification unit. 
 IV: Technical parameters: 
 Motor power: 2.2kW. 
 Number of revolutions: 2840r/min 
 Cup wheel diameter (standard): 150 × 80 × 32 4 
 Weight: 70kg