Rail profile grinder !

Rail profile grinder !
It's a specialized mechanical equipment used for grinding and maintaining railway tracks. 
The main functions:
1. Grinding and maintaining the surface of railway tracks to ensure that they meet specified longitudinal and transverse curvature requirements, thus enhancing track smoothness.
2. Removing fatigue cracks, iron filings, and impurities from the surface of the rail, thereby extending its operational lifespan.

3. Improving friction and reducing noise between the rail and trains, thus enhancing railway transportation safety and passenger comfort.