| 摘要 |
A ceramic sliding member is formed of sintered silicon nitride material which contains Si3N4 as the major component and further contains Y, Mg and Ce, the Y content being 2 to 20% by weight in terms of Y2O3, the Mg content being 0.1 to 0.9% by weight in terms of MgO, and the Ce content being 1 to 10% by weight in terms of CeO2.
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