High strength high oxidation-resistance sialon sintered body

Details High strength high oxidation-resistance sialon sintered body High strength high oxidation-resistance sialon sintered body

1989-05-26

1990-06-19

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Refractory

501 87, 501 89, 501 92, 501 97, C04B 3558

Patent

active

049353896

ABSTRACT:
A ceramic material comprising a double phase complex sialon sintered body of .beta.'-type sialon and O'-type sialon being composed of the four elements of Si,Al,O and N and having a ratio of .beta.'-type sailon/O'-type sialon of 7/1 to 3/5 by weight ratio.
The .beta.'-phase-O'-phase complex sailon has a dense structure and is excellent in high strength and high oxidation-resistance.

REFERENCES:
patent: 4243621 (1981-01-01), Mori et al.
Sun et al, CA106(16):124506w, 1986.

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