High-toughness ceramic tool materials

Details High-toughness ceramic tool materials High-toughness ceramic tool materials

1986-06-17

1989-01-31

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Carbide or oxycarbide containing

501 98, C04B 3556, C04B 3558, C04B 3580

Patent

active

048015644

ABSTRACT:
A high-toughness ceramic tool material consisting essentially of 50-95% by volume of a main sialon base phase wherein at least 10% by volume of the sialon base phase consists of alpha-sialon, and 5-50% by volume of a SiC whisker phase. This ceramic material is produced by sintering a composition comprising:

REFERENCES:
patent: 4327187 (1982-04-01), Komatsu et al.
patent: 4563433 (1986-01-01), Yeckley et al.
patent: 4594106 (1986-06-01), Tanaka et al.
patent: 4678658 (1987-06-01), Gadkaree et al.

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