Railway rail grinding machine

MNG-4.8 Internal Combustion Profile Grinding Machine The MNG-4.8 internal combustion profile grinding machine is a specialized tool developed by the Chinese Academy of Railway Sciences for grinding the top, side, and arc parts of steel rails. It is suitable for profile grinding of 43-75 kg/m steel rail welds, uneven joints, rail side flash, rail surface welding repair, and other parts. Easy to operate, high work efficiency, good grinding quality, convenient up and down the track, which can meet the insulation requirements of track circuits NCM-4 Internal Combustion Turnout Polishing Machine The NCM-4 internal combustion turnout polishing machine is mainly used to polish the top and side fat edges of the switch rail, frog center rail, wing rail, and various types of steel rail top and side fat edges. Excellent performance, reasonable structure, reliable quality, time-saving and labor-saving, it is an essential tool for the maintenance of railway lines in the engineering depart…