Ceramic cutting tool

Details Ceramic cutting tool Ceramic cutting tool

1989-11-20

1990-09-11

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Refractory

501 98, 51309, 82 111, 407119, C04B 3558

Patent

active

049563181

ABSTRACT:
A ceramic cutting tool is disclosed in which the cutting tool consists essentially of a hot pressed composition of alumina and 6 to 30% by weight of aluminum nitride. This ceramic cutting tool is particularly advantageous for cutting ferrous materials, especially cast iron.

REFERENCES:
patent: 3705025 (1972-12-01), Daniels
patent: 3989782 (1976-11-01), Lumby et al.
patent: 4203733 (1980-05-01), Tanaka et al.
patent: 4241000 (1980-12-01), McCauley et al.
patent: 4636374 (1987-01-01), Kurihara et al.
patent: 4670407 (1987-06-01), Kiehl et al.
patent: 4745091 (1988-05-01), Landingham
patent: 4761388 (1988-08-01), Oguri et al.
patent: 4789277 (1988-12-01), Rhodes et al.
patent: 4801564 (1989-01-01), Baba
patent: 4818635 (1989-04-01), Ekstrom et al.

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