Carborundum



any of various abrasives or refractories of silicon carbide, fused alumina, and other materials.
Historical Examples

Emery, Carborundum and alundum wheels are developed from the grindstone of the distant past.
Inventors at Work George Iles

The Carborundum brick was selected on account of its hardness.
Concrete Construction Halbert P. Gillette

Carborundum or crystolon is also made up into refractory ware for high temperature work.
Creative Chemistry Edwin E. Slosson

This detector consists simply of a crystal of Carborundum supported between two brass points.
The Boy’s Book of New Inventions Harry E. Maule

The sponge becomes saturated with water because of the capillary action of the Carborundum upon the water.
Chlorination of Water Joseph Race

Grind with emery or Carborundum, as described under a previous head.
Laboratory Manual of Glass-Blowing Francis C. Frary

Carborundum, or silicide of carbon, is largely superseding emery and diamond dust as an abradant.
The Progress of Invention in the Nineteenth Century. Edward W. Byrn

The detector D is of the Carborundum crystal or electrolytic pattern.
Wireless Transmission of Photographs Marcus J. Martin

Of all the bodies tried there were two which withstood best—diamond and Carborundum.
The inventions, researches and writings of Nikola Tesla Thomas Commerford Martin

For this, a very little fine flour of emery or Carborundum is the best and quickest.
Laboratory Manual of Glass-Blowing Francis C. Frary

noun
trademark

any of various abrasive materials, esp one consisting of silicon carbide
(as modifier): a Carborundum wheel

n.

silicon carbide used as an abrasive, (reg. trademark U.S. June 21, 1892, by Carborundum Co. of Monongahela City, Pa.), from carbon + corundum.

Related Terms

illegitimati non carborundum

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