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<p>[QUOTE=&quot;dcarr, post: 2664838, member: 4781&quot;]Every run and every ingot is a little different.</p><p>I can take a bar that is about 0.25&quot; thick and have it down to 0.1&quot; thick in about three or four passes. So about 0.05&quot; reduction per pass is reasonable. But as the stock gets thinner, the possible reduction amount per pass also decreases. So a better way to think about it is 20% reduction in thickness per pass.</p><p><br /></p><p>It is a rather informal process. After each pass I check the thickness with calipers and, if necessary, adjust the roller gap and run again.[/QUOTE]</p><p><br /></p>

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