发明名称 |
ALUMINA-ZIRCONIA-CARBIDE WHISKER REINFORCED CUTTING TOOLS |
摘要 |
A metal cutting insert is provided with an alumina based ceramic composition composed of (in volume percent, v/o): about 1.5 to 12.5 silicon carbide whiskers and about 7.5 to 17.5 v/o zirconia. The silicon carbide whiskers and zirconia are substantially homogeneously distributed in an alumina base matrix. Preferably, at least about 7 v/o of the alumina based ceramic composition is tetragonal zirconia. |
申请公布号 |
WO9005121(A1) |
申请公布日期 |
1990.05.17 |
申请号 |
WO1989US04585 |
申请日期 |
1989.10.13 |
申请人 |
KENNAMETAL INC. |
发明人 |
MEHORTRA, PANKAJ, KUMAR;BILLMAN, ELIZABETH, R. |
分类号 |
B23B27/14;C04B35/10;C04B35/119;C04B35/645;C04B35/80 |
主分类号 |
B23B27/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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