Result1.3× tool life
Cutting conditions
| Grade | KBCN20N |
|---|---|
| Insert model | DNGM150404 |
| Workpiece material | SCr420H case-hardening steel (HRC61-65) |
| Part / feature | Input shaft — face |
| Operation | Face turning |
| Cutting speed vc | 150 m/min |
| Feed f | 0.12 mm/rev |
| Depth of cut ap | 0.15 mm |
| Coolant | Wet |
| Data source | Field application |

Result and comparison basis
Life extended 1.3 times; the cutting condition was rolled out to parallel operations.
Comparison basis: Previously used grade.
Comparative data from Koves internal cutting tests and customer field applications. Competitor grades are anonymized as reference grades. Results depend on workpiece, machine and setup; validate on your own production before adopting parameters.
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