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Is hairline chatter related to metal flow?
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<p>[QUOTE="John Anthony, post: 1622121, member: 42773"]Interesting. That annealing furnace was very different from the one I saw. The planchets certainly did get tumbled around. I watched the process of making proofs, which is obviously different than business strikes. In the case of proofs, the planchets did in fact ride on conveyor belts through the annealing furnace without touching each other, as Doug mentioned.</p><p><br /></p><p><a href="http://www.youtube.com/watch?v=Y0gR9Fn5qsQ" target="_blank" class="externalLink ProxyLink" data-proxy-href="http://www.youtube.com/watch?v=Y0gR9Fn5qsQ" rel="nofollow">http://www.youtube.com/watch?v=Y0gR9Fn5qsQ</a></p><p><br /></p><p>(FF to 1:00 - annoying introduction.)[/QUOTE]</p><p><br /></p>
[QUOTE="John Anthony, post: 1622121, member: 42773"]Interesting. That annealing furnace was very different from the one I saw. The planchets certainly did get tumbled around. I watched the process of making proofs, which is obviously different than business strikes. In the case of proofs, the planchets did in fact ride on conveyor belts through the annealing furnace without touching each other, as Doug mentioned. [url]http://www.youtube.com/watch?v=Y0gR9Fn5qsQ[/url] (FF to 1:00 - annoying introduction.)[/QUOTE]
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