发明名称 |
ELECTRICAL CONTACT MATERIAL |
摘要 |
<p>Provided is an electrical contact material excellent in welding resistance, wear-out resistance, and temperature performance. The electrical contact material (31) includes 10% by mass or more and 30% by mass or less of tungsten carbide and 2% by mass or more and 5% by mass or less of graphite, the remainder including silver and an unavoidable impurity, the electrical contact material (31): having a relative density of 98.0% or more; an oxygen content of 350 ppm or less; an electrical conductivity of 60% IACS or more; and a transverse rupture strength of 330 MPa or more.</p> |
申请公布号 |
EP2587507(A1) |
申请公布日期 |
2013.05.01 |
申请号 |
EP20110797992 |
申请日期 |
2011.06.09 |
申请人 |
A.L.M.T. CORP. |
发明人 |
HATAKEYAMA, TAKASHI;UENISHI, NOBORU;GOMA, NORIHITO;SUZUKI, YASUHIKO |
分类号 |
H01H1/023;C22C1/05;C22C5/06;C22C32/00;H01H1/021 |
主分类号 |
H01H1/023 |
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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