| Workpiece | Chilled cast iron roller | |
| Material | Chilled cast iron HSD55-70 | |
| Cutting tools | RNMN2010 | |
| Parameter |
Vc=40-60m/min ap=4-6mm F=1.5-2.5mm/r |
|
| Tool life | More Cutting Tools's CBN inserts have 2 times longer life and 3 times higher processing efficiency than ceramic inserts | |