Sintered high-toughness alumina-based composite body
First Claim
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1. A sintered high-toughness alumina-based composite body of a structure consisting essentially of:
- 20 to 80 volume percent of a plate- or rod-shaped corundum structure or mixtures thereof;
a fine granular corundum structure; and
inevitable impurities.
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Abstract
A sintered high-toughness alumina-based composite body consisting essentially of a plate- or rod-shaped corundum or alumina-based compound structure, a fine granular corundum structure, and inevitable impurities.
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Citations
2 Claims
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1. A sintered high-toughness alumina-based composite body of a structure consisting essentially of:
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20 to 80 volume percent of a plate- or rod-shaped corundum structure or mixtures thereof; a fine granular corundum structure; and inevitable impurities. - View Dependent Claims (2)
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Specification
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Current AssigneeYoshida Kogyo K.K.
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Original AssigneeYoshida Kogyo K.K.
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InventorsMatsuo, Youji
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Primary Examiner(s)GROUP, KARL E
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Application NumberUS08/418,478Time in Patent Office669 DaysField of Search501/120, 501/125, 501/127, 501/105, 501/153US Class Current501/127CPC Class CodesC04B 35/119 with zirconium oxide
