Wear resistant, coated, metal carbide body and a method for its

Details Wear resistant, coated, metal carbide body and a method for its Wear resistant, coated, metal carbide body and a method for its

1986-03-04

1988-03-01

Swisher, Nancy A. B.

Stock material or miscellaneous articles

Composite

Of metal

428698, 428699, 428627, 428660, B32B 1504, C23C 1434

Patent

active

047285796

ABSTRACT:
A wear resistant, coated, metal carbide body comprising a metal carbide basic body, a metallic intermediate layer and at least one metal-free hard substance layer; wherein the metallic intermediate layer comprises molybdenum and/or tungsten, has a thickness of 0.1 to 2 .mu.m and is applied to the metal carbide basic body by means of a physical vapor deposition process, preferably by direct cathode sputtering. During the application of the intermediate layer, the metal carbide basic body has a temperature from 200.degree. to 600.degree. C.

REFERENCES:
patent: 3120453 (1964-02-01), Fitzer et al.
patent: 3640689 (1972-02-01), Glaski et al.
patent: 4018631 (1977-04-01), Hale
patent: 4066821 (1978-01-01), Cook et al.
patent: 4162345 (1979-07-01), Holzl

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