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Surprising amount of missing volume compared to theoretical coin
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<p>[QUOTE="Sunbird, post: 8285364, member: 116324"]No, I was just noting that the coin has less volume than a perfect cylinder of its diameter and thickness/height. A coin isn't a perfect cylinder. It's got a lot of the volume scooped out by the recessed field and milled edge.</p><p><br /></p><p>The blanks they use are larger in diameter than the final coins, before upsetting. And the nominal thickness of a coin is its max thickness, along the rim. It's thinner everywhere else.[/QUOTE]</p><p><br /></p>
[QUOTE="Sunbird, post: 8285364, member: 116324"]No, I was just noting that the coin has less volume than a perfect cylinder of its diameter and thickness/height. A coin isn't a perfect cylinder. It's got a lot of the volume scooped out by the recessed field and milled edge. The blanks they use are larger in diameter than the final coins, before upsetting. And the nominal thickness of a coin is its max thickness, along the rim. It's thinner everywhere else.[/QUOTE]
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Surprising amount of missing volume compared to theoretical coin
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