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Is hairline chatter related to metal flow?
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<p>[QUOTE="GDJMSP, post: 1622171, member: 112"]You're kind of mixing things up here now. Your original question was if chatter could be caused by the annealing process. And that answer to that is no it cannot.</p><p><br /></p><p>But yes chatter on the planchets can be caused by several different things before strike. But as I said, marks on the planchets are almost always wiped out by the strike.</p><p><br /></p><p>What you are forgetting about are all of the things, and there are many, that cause chatter <u>after</u> the strike. I'd say that 99% of any chatter you see on a coin happens post strike.</p><p><br /></p><p><br /></p><p><br /></p><p><br /></p><p><br /></p><p>Rarely is that true.</p><p><br /></p><p><br /></p><p>edit - Although I think I know what you meant by your title of this thread, I want to make sure you realize something. Hairlines and chatter, are two different things. Hairlines are fine scratches on the surface of a coin. Chatter is tiny, little contact marks. Hairlines are usually caused by the coin sliding across something, or something sliding across the coin. Chatter is caused by something, usually another coin, hitting the coin.[/QUOTE]</p><p><br /></p>
[QUOTE="GDJMSP, post: 1622171, member: 112"]You're kind of mixing things up here now. Your original question was if chatter could be caused by the annealing process. And that answer to that is no it cannot. But yes chatter on the planchets can be caused by several different things before strike. But as I said, marks on the planchets are almost always wiped out by the strike. What you are forgetting about are all of the things, and there are many, that cause chatter [U]after[/U] the strike. I'd say that 99% of any chatter you see on a coin happens post strike. Rarely is that true. edit - Although I think I know what you meant by your title of this thread, I want to make sure you realize something. Hairlines and chatter, are two different things. Hairlines are fine scratches on the surface of a coin. Chatter is tiny, little contact marks. Hairlines are usually caused by the coin sliding across something, or something sliding across the coin. Chatter is caused by something, usually another coin, hitting the coin.[/QUOTE]
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