Compositions: ceramic – Ceramic compositions – Carbide or oxycarbide containing
Patent
1998-03-10
1999-12-07
Group, Karl
Compositions: ceramic
Ceramic compositions
Carbide or oxycarbide containing
501 89, 501 91, 501 99, 501100, C04B 35569
Patent
active
059983183
ABSTRACT:
There is provided a sintered silicon carbide with graphite added thereto having excellent lubrication characteristics. The sintered silicon carbide with graphite added thereto contains 10-30 wt. % of natural graphite flakes having an average grain size of 8-100 .mu.m and the remainder silicon carbide and a sintering aid, and having a relative density of 80-92%.
REFERENCES:
patent: 4525461 (1985-06-01), Boecker et al.
patent: 4692418 (1987-09-01), Boecker et al.
patent: 5135893 (1992-08-01), Dohi et al.
patent: 5837631 (1998-11-01), Elstner et al.
Asuwa Mamoru
Ishii Yukio
Takanami Hiroshi
Group Karl
Syowa Denko K.K.
Tanken Seal Seiko Co., Ltd.
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