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Machine doubling explanations seem "off".
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<p>[QUOTE="cpm9ball, post: 3509328, member: 24633"]First, I should point out that working dies are not engraved. The only engraving that takes place in today's modern method of making coins comes when the design on the Galvano is transferred to the master hub by way of the reducing lathe. From then on, the design on the master hub is pressed into the master die which is then pressed into the working hub which is then pressed into the working die.</p><p><br /></p><p>Regarding machine doubling, there is no way that anyone can predict which part of the devices may be affected by the vibrations from a loose die that is rattling back and forth at blinding speed.</p><p><br /></p><p>Chris[/QUOTE]</p><p><br /></p>
[QUOTE="cpm9ball, post: 3509328, member: 24633"]First, I should point out that working dies are not engraved. The only engraving that takes place in today's modern method of making coins comes when the design on the Galvano is transferred to the master hub by way of the reducing lathe. From then on, the design on the master hub is pressed into the master die which is then pressed into the working hub which is then pressed into the working die. Regarding machine doubling, there is no way that anyone can predict which part of the devices may be affected by the vibrations from a loose die that is rattling back and forth at blinding speed. Chris[/QUOTE]
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Machine doubling explanations seem "off".
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