Advantages of a high speed sanding device in overcoming the adverse effects of air-flow near wheels (IM-TRIB-017)

Using a test rig consisting of a motor-driven wheelset, sand particles were observed in the wheel-rail contact zone, after being ejected from a present day sandbox, and from a new sander which ejected particles at much higher speed; up to 700 km/h. Sand ejected from the present-day sandbox can be...