发明名称 |
Surface-coated cutting tool made of hard metal |
摘要 |
<p>A surface-coated cutting tool comprising: a hard substrate; a lower layer which is formed on a surface of the hard substrate, contains a composite compound consisting of at least one element selected from Ti and Al, and at least one element selected from N and C, and has an average thickness of 0.1 to 3 µm; and an upper layer having an average thickness of 1 to 13 µm, which is formed on the lower layer and having a texture in which fine grains of crystalline Ti (C,N) based compounds or fine grains of crystalline (Ti, Al)(C, N) based compounds are dispersively distributed in a matrix of a carbon based amorphous material containing W.</p> |
申请公布号 |
EP2308621(B1) |
申请公布日期 |
2015.07.08 |
申请号 |
EP20110152017 |
申请日期 |
2005.01.28 |
申请人 |
MITSUBISHI MATERIALS CORPORATION |
发明人 |
MORITA, KEISUKE;MASUNO, TOMOYUKI;OSADA, AKIRA;NAKAMURA, EIJI |
分类号 |
B23B27/14;B23B51/00;B23C5/16;B23P15/28;C23C14/06;C23C14/35;C23C28/00;C23C30/00 |
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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