发明名称 |
Wire electrode for electro-discharge machining and manufacturing method thereof |
摘要 |
A wire electrode for wire electro-discharge machining comprises a core, and a coating layer formed on an outer periphery of the core at least a surface layer of which contains copper. The coating layer comprises an alloy of copper and at least one element selected from the group consisting of Zn, Cs, Se, Te and Mg, with the copper content being about 55.5 wt % to about 75 wt %. The coating layer does not have an oxide film thereon other than a natural oxide film.
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申请公布号 |
US6300587(B1) |
申请公布日期 |
2001.10.09 |
申请号 |
US20000604915 |
申请日期 |
2000.06.28 |
申请人 |
SUMITOMO ELECTRIC INDUSTRIES, LTD. |
发明人 |
NAKAI YOSHIHIRO;YAMADA KOUICHI;MIYAZAKI KENJI;INAZAWA SHINJI;EZAKI SHIGEO;KUME TOSHIHIRO |
分类号 |
B23H7/08;(IPC1-7):B23H1/00 |
主分类号 |
B23H7/08 |
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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