| 摘要 |
A cutting insert (10) for chipforming machining is in the rake face (12) thereof provided with a plurality of rows (14, 15, 16) having alternating raised (21; 23; 25) and depressed portions (19; 20; 24), said rows extending generally along the cutting edge (11). The width of the depressed portions (19; 20; 24) is smaller than the width of the raised portions (21; 23; 25). |
