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tungsten carbide

a very hard, black or gray compound of tungsten and carbon, used in the manufacture of cutting and abrasion tools, dies, and wear-resistant machine parts. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for tungsten carbide
  • Mules are outfitted with special tungsten carbide shoes that act as the equivalent of studded snow tires.
  • Comparison of tungsten carbide and stainless steel ball bearings for grinding single maize kernels in a reciprocating grinder.
  • Tungsten has a wide range of industrial uses, the largest of which is as tungsten carbide in cemented carbides.
  • The metal must be harder than the barrel steel, composed of either the best heat-treated tool steel or tungsten carbide.
  • Occupational exposure to tungsten carbide occurs during the machining of tungsten carbide tools in the manufacturing process.
  • The drills shall be equipped with tungsten carbide bits.
  • Most tungsten is used to make tungsten carbide and tungsten alloys for use in machine tools and drilling equipment.
  • Even in roller cone rock bits the dynamic load caused by fractured rock will break or fracture the tungsten carbide cutters.
British Dictionary definitions for tungsten carbide

tungsten carbide

a fine very hard crystalline grey powder produced by heating tungsten and carbon to a very high temperature: used in the manufacture of drill bits, dies, etc. Symbol: WC; melting pt: 2870°C
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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tungsten carbide in Science
tungsten carbide  
An inorganic carbon compound that forms a fine gray powder whose grains are dense and extremely hard. Tungsten carbide is used in tools, dies, wear-resistant machine parts, and abrasives. Chemical formula: WC.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Article for tungsten carbide

an important member of the class of inorganic compounds of carbon, used alone or with 6 to 20 percent of other metals to impart hardness to cast iron, cutting edges of saws and drills, and penetrating cores of armour-piercing projectiles.

Learn more about tungsten carbide with a free trial on
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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