CPC G01R 1/07342 (2013.01) [C04B 35/583 (2013.01); G01R 1/06755 (2013.01); G01R 31/2886 (2013.01); C04B 2235/9607 (2013.01)] | 20 Claims |
1. A ceramic comprising, in mass %:
BN: 20.0 to 45.0%;
SiC: 5.0 to 40.0%; and
ZrO2 and/or Si3N4: 3.0 to 60.0%, and wherein the ceramic has flexural strength of 200 MPa or more.
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