| 摘要 |
A cutting insert (20) has a cutting corner (40A), having a bisector (B), located on a top surface (24) of the cutting insert (20). A chip-control arrangement (22) is located at the cutting corner (40A). The chip- control arrangement (22) includes a projection (44) protruding from the top end face (24) and that extends longitudinally in a direction transverse to, and to opposites sides of, the bisector (B). The chip- control arrangement (22) also includes a protrusion (68) protruding from the top end face (24) and comprising a protrusion ridge (70) that extends from the projection (44) towards a corner cutting edge (32) at the cutting corner (40A). |
