Superhard cutting element having reduced surface roughness and method of modifying
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United States of America Patent
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Sep 5, 1995
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N/A
app pub date -
Nov 22, 1993
filing date -
Nov 22, 1993
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Abstract
A superhard cutting element having a polished, low friction, substantially planar cutting face with a surface finish roughness of 10 .mu. in. or less and preferably 0.5 .mu. in. or less.
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