Sintered WC-containing materials

Details Sintered WC-containing materials Sintered WC-containing materials

1996-12-09

1997-10-28

Group, Karl

Compositions: ceramic

Ceramic compositions

Carbide or oxycarbide containing

C04B 3556

Patent

active

056817835

ABSTRACT:
A tungsten carbide-containing material in which the tungsten carbide has the general formula, W.sub.x C, wherein x is greater than one and less than two and the material has less than 0.20 weight percent cobalt, a density of at least about 97% of its theoretical density, and a Vickers hardness of at least about 2400 kg/mm.sup.2.

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A.G. Evans, "Impact Damage Mechnics: Solid Projectiles," Treatise on Materials Science and Technology, vol. 16, pp. 63-65 (1979).
J.K. Lancaster, "Absrasive Wear," Tribology in Particulate Technology, pp. 329 (1987).
E.A. Almond et al., "Some Characteristics of Very-Fine-Grained Hardmetals," Metal Powder Report, Jul./Aug. 1987, vol. 42, No. 7/8.

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