Small tools Recommended cutting conditions TN insert External turning (positive insert) - cutting diameter under ø16mm ISO Corner-R Lower limit - Recommendation - Upper limit Workpiece material Hardness Cutting range Applications Chipbreaker Insert grade classification (rε) Vc (m/min) ap (mm) f (mm/rev) Continuous CA310 0.4 100 - 120 - 150 0.2 - 0.5 - 1.0 0.1 - 0.15 - 0.2 Finishing Standard HB Interruption CA315 0.4 80 - 100 - 120 0.2 - 0.5 - 1.0 0.05 - 0.1 - 0.15 Gray cast iron ≤ 250 Continuous CA310 0.4 100 - 120 - 150 0.5 - 1.0 - 2.0 0.1 - 0.15 - 0.2 Medium Standard K Interruption CA315 0.8 80 - 100 - 120 0.5 - 1.0 - 2.0 0.05 - 0.1 - 0.15ContinuousCA3100.480-100-1200.2-0.5-1.00.1-0.15-0.2 Finishing Standard HBNodular cast iron≤ Interruption CA315 0.4 60 - 80 - 100 0.2 - 0.5 - 1.0 0.05 - 0.1 - 0.15 E 270 Continuous CA310 0.4 80 - 100 - 120 0.5 - 1.0 - 2.0 0.1 - 0.15 - 0.2 Medium Standard Interruption CA315 0.8 60 - 80 - 100 0.5 - 1.0 - 2.0 0.05 - 0.1 - 0.15 High speed machining(Rainbow surface gloss)ContinuousWithoutchipbreakerKPD0010.2150 - 250 - 350 0.05 - 0.1 - 0.3 0.05 - 0.1 - 0.15 Non-ferrous metals Finishing ContinuousNCopper alloyHBAluminum≤Aluminum alloys100(Long tool life)InterruptionContinuousFinishingFFPDL0250.2100-150-2000.05-0.3-0.50.02-0.07-0.1PDL0250.4100-150-2000.05-0.3-0.50.02-0.07-0.1KW100.2100-150-2000.05-0.3-0.50.02-0.07-0.1 (Si10% or less) etc. Interruption KW10 0.4 100 - 150 - 200 0.05 - 0.3 - 0.5 0.02 - 0.07 - 0.1 Continuous KW10 0.2 100 - 150 - 200 0.2 - 0.5 - 1.5 0.03 - 0.1 - 0.2 Medium U Interruption KW10 0.4 100 - 150 - 200 0.2 - 0.5 - 1.5 0.03 - 0.1 - 0.2 Precision finishing Continuous Without KPD001 0.2 100 - 120 - 150 0.05 - 0.1 - 0.3 0.03 - 0.07 - 0.1 HB (Rainbow surface gloss) Interruption chipbreaker KPD001 0.4 70 - 100 - 120 0.05 - 0.1 - 0.3 0.03 - 0.07 - 0.1 Titanium alloys ≤ 400 Continuous KW10 0.4 30 - 50 - 70 0.1 - 0.5 - 1.0 0.03 - 0.1 - 0.2 Medium F, U S Interruption KW10 0.4 30 - 50 - 70 0.1 - 0.5 - 1.0 0.03 - 0.1 - 0.2ContinuousF, UKW100.410-30-500.1-0.3-0.50.03-0.05-0.1 Finishing without HBHeat-resistant alloys≤ Interruption KW10 0.8 10 - 30 - 50 0.2 - 0.5 - 0.7 0.03 - 0.05 - 0.1chipbreaker 350 Continuous PR1535 0.4 40 - 60 - 80 0.1 - 0.3 - 0.5 0.03 - 0.05 - 0.1 Finishing MQ Interruption PR1535 0.8 40 - 60 - 80 0.1 - 0.3 - 0.5 0.03 - 0.05 - 0.1 H 40 ~ 50HRC FinishingHardened steelHard materials50 ~ 68HRCFinishingContinuousPR14250.2 40 - 60 - 80 0.1 - 0.3 - 0.5 0.02 - 0.07 - 0.1GKInterruptionPR14250.440-60-800.1-0.3-0.50.02-0.07-0.1ContinuousMEKBN05M0.280-120-1500.1-0.3-0.50.02-0.07-0.1InterruptionMETKBN05M0.460-100-1200.1-0.3-0.50.02-0.07-0.1 E55