Super-abrasive grinding wheel
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United States of America Patent
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Sep 21, 2021
Grant Date -
Jul 18, 2019
app pub date -
Apr 6, 2017
filing date -
May 27, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A super-abrasive grinding wheel includes a core and a super-abrasive grain layer provided on a surface of the core, the super-abrasive grain layer including diamond abrasive grains and CBN abrasive grains, the diamond abrasive grains and the CBN abrasive grains being fixed to the core in a single layer by a binder. The diamond abrasive grains and the CBN abrasive grains have projecting tips acting on a workpiece, the projecting tips having a variation in height of 10 μm or less, the diamond abrasive grains having their projecting tips with irregularities of 0.1 μm or more in height.
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