【化】 砂轮; 砂轮机
【医】 刚沙轮

[ noun ]
a wheel composed of abrasive material; used for grinding
<noun.artifact>

Emery \Em"er*y\, n. [F. ['e]meri, earlier ['e]meril, It.
smeriglio, fr. Gr. ?, ?, ?, cf. ? to wipe; perh. akin to E.
smear. Cf. {Emeril}.] (Min.)
Corundum in the form of grains or powder, used in the arts
for grinding and polishing hard substances. Native emery is
mixed with more or less magnetic iron. See the Note under
{Corundum}.

{Emery board}, cardboard pulp mixed with emery and molded
into convenient.

{Emery cloth} or {Emery paper}, cloth or paper on which the
powder of emery is spread and glued for scouring and
polishing.

{Emery wheel}, a wheel containing emery, or having a surface
of emery. In machine shops, it is sometimes called a {buff
wheel}, and by the manufacturers of cutlery, a {glazer}.
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