Cermet cutting tool

Details Cermet cutting tool Cermet cutting tool

B - Operations, Transporting

22

F

75/1.22

B22F 7/06 (2006.01) B22F 7/08 (2006.01) C22C 29/02 (2006.01) C22C 29/04 (2006.01) F02B 3/06 (2006.01)

Patent

CA 1324009

ABSTRACT OF THE DISCLOSURE A cermet cutting tool is provided having a composition containing the following: about 3.5 to about 6/5 w/o (weight percent) nickel; about 4.5 to about 7.5 w/o cobalt, wherein the sum of nickel plus cobalt is between about 8 to 11 w/o; about 20 to about 25 w/o tungsten; about 5 to about 11 w/o molybdenum; up to about 6 w/o tantalum plus niobium; up to about 0.05 w/o chromium; up to about 1 w/o aluminum; and up to about 3 w/o vanadium; with the remainder being essentially titanium, carbon, and nitrogen, wherein at least substantially all the carbon and nitrogen are present as metal compounds selected from the group consisting of metal carbonitrides and mixtures of metal carbonitrides and metal carbides where said metal is selected from the group consisting of tungsten, molybdenum, titanium, tantalum, niobium, vanadium, chromium, their solid solutions and their mixtures.

576545

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