| 摘要 |
<p>The present invention relates to oxide-based ceramic cutting inserts for chipforming machining of steel, comprising a ceramic oxide-based matrix of alumina and less than 10% by volume zirconia and 5-40% by volume, of homogeneously dispersed whiskers based upon (TaXHfYTi1-X-Y)C1-zNz where 0<x<0,75 and 0<y<0,75 and x+y>0,25.</p> |
