PURPOSE:To improve the wear resistance of the tip and lengthen its cutting life, by coating TiC, TiN or TiCN, then Al2O3, and further unit, Ti, Zr, Hf or other metals on the surface of the tip made of the heard alloy.
申请公布号
JPS52100309(A)
申请公布日期
1977.08.23
申请号
JP19760017106
申请日期
1976.02.20
申请人
MITSUBISHI METAL CORP
发明人
DOI HIDEKAZU;KIKUCHI NORIBUMI;SUZUKI YASUO;NISHIYAMA AKIO
