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Case 31 · Field application

KBCN25N — Interrupted turning of Heat-resistant alloy steel: 1.5× tool life

Stable part quality with life extended beyond 1.5 times the previous grade.

Result1.5× tool life

Cutting conditions

KBCN25N — cutting conditions
GradeKBCN25N
Insert modelDNGA150608
Workpiece materialHeat-resistant alloy steel (HRC56-59)
Part / featureIntermediate shaft — outer diameter
OperationInterrupted turning
Cutting speed vc170 m/min
Feed f0.15 mm/rev
Depth of cut ap0.07–0.10 mm
CoolantDry
Data sourceField application
Case 31 — workpiece and operation illustration (Heat-resistant alloy steel)
Workpiece / operation illustration — case 31

Result and comparison basis

Stable part quality with life extended beyond 1.5 times the previous grade.

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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