Cutting a groove with a ball nose cutter - GIF

Cutting a groove with a ball nose cutter.

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Previously:

https://www.homemadetools.net/forum/...793#post223623
https://www.homemadetools.net/forum/...909#post187049
https://www.homemadetools.net/forum/...531#post197169
https://www.homemadetools.net/forum/...771#post209924
https://www.homemadetools.net/forum/...383#post228056

I don't think that's cutting. I think it's stir welding that seam together. Stir welding is a super interesting process.

https://www.youtube.com/watch?v=0hKqSPoQtMA

Quote:

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Originally Posted by nova_robotics

I don't think that's cutting. I think it's stir welding that seam together. Stir welding is a super interesting process.

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That would explain the follower roller and also why there is no coolant and why there are no chips...