发明名称 |
COATED CEMENTED CARBIDE INSERTS |
摘要 |
The present invention relates to cutting insert for dry milling of hard cast steel with a hardness of from about 50 to about 65 HRC comprising a substrate and a coating. The substrate has a hardness of from about 1900 to about 2100 HV3, with a negative chamfer and an edge rounding of 0 (sharp) to about 40 mum. The coating comprises a homogeneous AlxTi1-xN-layer with x equals from about 0.6 to about 0.67 and a thickness of from about 1 to about 3.8 mum. The invention also relates to a method of making as well as the use of the inserts.
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申请公布号 |
US2009010724(A1) |
申请公布日期 |
2009.01.08 |
申请号 |
US20080147587 |
申请日期 |
2008.06.27 |
申请人 |
SANDVIK INTELLECTUAL PROPERTY AB |
发明人 |
NORGREN SUSANNE;WESTERGREN KENNETH |
分类号 |
B23P15/28;C23C16/34 |
主分类号 |
B23P15/28 |
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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