Grinding a railroad rail profile after thermite welding.
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Rail repair with thermite welding - GIFs
Rail grinder - video
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nova_robotics (Apr 16, 2021),
Rangi (Apr 17, 2021)
How many thou was that adjustment at 0:11 ?
"Give it a good spin until it feels right."
I guess if he has been doing it long enough, that is exactly what he did.
Around here they use a car that follows the welding process that crowns the entire length of rail and the new joints all in one process. There's a rail yard 1 mile from our house so we get to see all the cool toys!
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