Grinding wheel having core body coated with impermeable coating
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United States of America Patent
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Jun 20, 2006
Grant Date -
Apr 29, 2004
app pub date -
Sep 15, 2003
filing date -
Oct 24, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A grinding wheel including: (a) an annular core body which includes a multiplicity of aggregate particles and a resin bond that holds said aggregate particles together; (b) an abrasive layer which is disposed radially outwardly of said annular core body and which includes a multiplicity of abrasive grains and a vitrified bond that holds said abrasive grains together; and (c) an impermeable coating which is formed of a synthetic resin, and which is disposed on said annular core body.
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