发明名称 |
Diamond compact for a wire drawing die and a process for the production of the same |
摘要 |
This invention relates to a diamond compact for a wire drawing die, which comprises 70 to 95% by volume of diamond powder with a particle size of at most 50 microns and the balance of a binder phase consisting of a carbide of WC or (Mo, W)C with a particle size of at most 1 micron and an iron group metal, the carbide and iron group metal in the binder phase being in such a proportion by weight that the content of the carbide is more than that corresponding to the eutectic composition.
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申请公布号 |
US4370149(A) |
申请公布日期 |
1983.01.25 |
申请号 |
US19810227971 |
申请日期 |
1981.01.23 |
申请人 |
SUMITOMO ELECTRIC INDUSTRIES, LTD. |
发明人 |
HARA, AKIO;YAZU, SHUJI |
分类号 |
B21C3/02;B01J3/06;B24D3/06;C04B35/52;C22C1/05;C22C26/00;(IPC1-7):B24D3/02 |
主分类号 |
B21C3/02 |
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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