ResultRanked 1st in the comparison
Cutting conditions
| Grade | KBN9530 |
|---|---|
| Insert model | VNGA160408 |
| Workpiece material | Hardened steel shaft (HRC) |
| Part / feature | Shaft — outer diameter |
| Operation | Interrupted turning |
| Cutting speed vc | 30 m/min |
| Feed f | 0.05 |
| Depth of cut ap | 0.06 mm |
| Coolant | Dry |
| Data source | Field test at customer site |
Result and comparison basis
In a same-condition comparison on heavy interrupted turning (interrupted ratio above 30%) of 60 HRC shafts, KBN9530 ranked first and KBN7030 second.
Comparison basis: KBN7030, second place.
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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