What kind of rail needs polishing?

- Jul 31, 2017-

After the launch of the rail transit, rail is in a bad environment for a long time, because of the power of the train, the natural environment and the quality of the rail itself, the rail will often occur damage, such as cracks, wear and other phenomena, resulting in a reduction in rail life, maintenance, increase the cost of maintenance, and even seriously affect the driving safety

Therefore, the rail damage must be removed or repaired in time to avoid affecting the safety of rail traffic, such as rail oil, rail grinding, and so on, rail grinding due to its high efficiency is widely used in the world's railways.