发明名称 |
Silicon nitride based cutting tool insert |
摘要 |
A silicon nitride based composition for manufacturing sintered ceramic articles, in particular cutting tool inserts, having improved density, hardness and fracture toughness characteristics is described. The amounts of yttrium oxide, aluminum nitride and titanium nitride contained in the silicon nitride based mixture are interrelated by a formula to attain substantially improved abrasion resistance.
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申请公布号 |
US5432132(A) |
申请公布日期 |
1995.07.11 |
申请号 |
US19940248672 |
申请日期 |
1994.05.25 |
申请人 |
THE ELECTROFUEL MANUFACTURING CO. |
发明人 |
DASGUPTA, SANKAR;BHOLA, RAKESH |
分类号 |
C04B35/593;(IPC1-7):C04B35/596 |
主分类号 |
C04B35/593 |
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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