Boring: Positive insert (Cutting diameter over 10 mm)

ISO classificationWorkpiece materialHardnessCutting rangeApplicationsChipbreakerInsert gradesCorner-R (RE)Lower Vc (m/min)limit - Recommendation - Upp ap (mm)er limit f (mm/rev)
Precision finishingContinuous InterruptionF, UTN620 PR17250.1 0.2250 - 300 - 350 120 - 170 - 2200.05 - 0.3 - 0.5 0.05 - 0.3 - 0.50.03 - 0.1 - 0.15 0.03 - 0.1 - 0.15
FinishinContinuousXPPV7100.4200 - 250 - 3000.2 - 0.5 - 1.00.05 - 0.1 - 0.2
Low-carbon steelHB ≤gInterruptionCA5250.4150 - 200 - 2500.2 - 0.5 - 1.00.05 - 0.1 - 0.2
Low-carbon alloy300ContinuousPV7100.4150 - 200 - 2500.5 - 1.0 - 2.00.1 - 0.15 - 0.25
Finishing-MediumInterruptionXQCA5250.4100 - 150 - 2000.5 - 1.0 - 1.50.1 - 0.15 - 0.2
MediumContinuousStandardPV7200.8100 - 150 - 2001.0 - 1.5 - 2.50.1 - 0.15 - 0.3
InterruptionCA5250.880 - 120 - 1501.0 - 1.5 - 2.00.1 - 0.15 - 0.2
Precision finishingContinuousF, UTN6200.2150 - 200 - 2500.05 - 0.3 - 0.50.03 - 0.1 - 0.15
InterruptionPR17250.4120 - 140 - 1700.05 - 0.3 - 0.50.03 - 0.1 - 0.15
PMedium-carbon steelHBFinishingContinuous InterruptionPPPV710 CA5250.4 0.4150 - 200 - 250 120 - 180 - 2000.2 - 0.5 - 1.0 0.2 - 0.5 - 1.00.05 - 0.1 - 0.2 0.05 - 0.1 - 0.2
Medium-carbon alloyContinuousPV7100.4120 - 180 - 2200.5 - 1.0 - 2.00.1 - 0.15 - 0.25
300Finishing-MediumInterruptionHQCA5250.4100 - 150 - 2000.5 - 1.0 - 1.50.1 - 0.15 - 0.2
MediumContinuousStandardPV7200.8100 - 150 - 2001.0 - 1.5 - 2.50.1 - 0.15 - 0.3
InterruptionCA5250.880 - 120 - 1501.0 - 1.5 - 2.00.1 - 0.15 - 0.2
Precision finishinContinuousF UTN6200.2120 - 150 - 1800.05 - 0.3 - 0.50.03 - 0.1 - 0.15
gInterruption,PR17250.4110 - 130 - 1600.05 - 0.3 - 0.50.03 - 0.1 - 0.15
HBFinishingContinuousPPPV7100.4120 - 150 - 1800.2 - 0.5 - 1.00.05 - 0.1 - 0.2
InterruptionCA5250.4100 - 120 - 1500.2 - 0.5 - 1.00.05 - 0.1 - 0.2
High-carbon alloy≤ 280Finishing-MediumContinuous InterruptionHQPV710 CA5250.4 0.4120 - 150 - 180 100 - 120 - 1500.5 - 1.0 - 2.0 0.5 - 1.0 - 1.50.1 - 0.15 - 0.25 0.1 - 0.15 - 0.2
ContinuousCA5150.8100 - 120 - 1501.0 - 1.5 - 2.50.1 - 0.15 - 0.3
MediumInterruptionStandardCA5250.880 - 100 - 1201.0 - 1.5 - 2.00.1 - 0.15 - 0.2
ContinuousCA65250.4120 - 150 - 1800.2 - 0.5 - 0.80.05 - 0.08 - 0.1
Stil tlHBFinishingInterruptionMQPR15350.8100 - 120 - 1500.2 - 0.5 - 0.80.05 - 0.08 - 0.1
aness see≤ 220MdiContinuousStddCA65250.4120 - 150 - 1800.5 - 1.0 - 1.50.05 - 0.1 - 0.2
MeumInterruptionanarPR15350.8100 - 120 - 1500.5 - 1.0 - 1.50.05 - 0.1 - 0.2
FiihiContinuousMCA65250.480 - 100 - 1200.2 - 0.7 - 1.00.05 - 0.1 - 0.15
Stainless steelHB ≤nsngInterruptionQPR15350.860 - 80 - 1000.2 - 0.7 - 1.00.05 - 0.1 - 0.15
300MediumContinuousStandardCA65250.480 - 100 - 1200.5 - 1.0 - 1.50.05 - 0.1 - 0.2
InterruptionPR15350.860 - 80 - 1000.5 - 1.0 - 1.50.05 - 0.1 - 0.2
High speed finishingContinuous InterruptionWithout chipbreakerKBN475 PT600M0.4 0.8400 - 500 - 600 200 - 250 - 3500.05 - 0.2 - 0.5 0.2 - 0.5 - 1.00.05 - 0.1 - 0.15 0.05 - 0.1 - 0.15
FinishingContinuousPV700508200 - 250 - 30002 - 05 - 10005 - 01 - 02
GtiHBGloss orientedInterruptionStandardTN620. 0.8120 - 180 - 230. . . 0.2 - 0.5 - 1.0. . . 0.05 - 0.1 - 0.2
ray cas ronContinuousCA3100.4150 - 180 - 2000.2 - 0.5 - 1.00.05 - 0.1 - 0.2
250FinishingInterruptionStandardCA3150.8100 - 150 - 1800.2 - 0.5 - 1.00.05 - 0.1 - 0.2
ContinuousStandardCA3100.8100 - 150 - 2000.5 - 1.0 - 2.00.1 - 0.15 - 0.2
KMediumInterruptionWithout chipbreakerCA3150.880 - 120 - 1500.5 - 1.0 - 2.00.05 - 0.1 - 0.15
Hih d fiihiContinuousWithoutKBN60M0.4200 - 300 - 4000.05 - 0.2 - 0.50.03 - 0.05 - 0.1
g spee nsngInterruptionchipbreakerPT600M0.8150 - 200 - 2500.2 - 0.5 - 1.00.05 - 0.1 - 0.15
FinishingContinuousStandardPV70050.8150 - 200 - 2500.2 - 0.5 - 1.00.05 - 0.1 - 0.2
HBGloss orientedInterruptionTN6200.8120 - 150 - 2000.2 - 0.5 - 1.00.05 - 0.1 - 0.2
Nodular cast iron≤ 270FinishingContinuous InterruptionStandardCA310 CA3150.4 0.8120 - 150 - 180 100 - 120 - 1500.2 - 0.5 - 1.0 0.2 - 0.5 - 1.00.05 - 0.1 - 0.2 0.05 - 0.1 - 0.2
ContinuousCA31508100 - 120 - 15005 - 10 - 20005 - 01 - 02
MediumInterruptionStandardCA320. 0.880 - 100 - 120. . . 0.5 - 1.0 - 2.0. . . 0.05 - 0.1 - 0.15
Non-ferrous metalsHigh speed finishing Rainbow surfaceglossContinuousWithout chipbreakerKPD0010.2200 - 400 -1,0000.05 - 0.1 - 0.30.05 - 0.1 - 0.15
Copper alloyHBFinishingContinuous0.4100 - 200 - 4000.05 - 0.5 - 1.00.03 - 0.1 - 0.2
NAluminumLongtool lifeInterruptionF, UPDL0250.4100 - 200 - 4000.05 - 0.5 - 1.00.03 - 0.1 - 0.2
Aluminum alloys100FinishingContinuous InterruptionF, UKW100.4 0.4100 - 200 - 400 100 - 200 - 4000.05 - 0.5 - 1.0 0.05 - 0.5 - 1.00.03 - 0.1 - 0.2 0.03 - 0.1 - 0.2
Precision finishingContinuousWithoutKPD0010.2100 - 120 - 1500.05 - 0.1 - 0.30.03 - 0.07 - 0.1
HBRainbow surfaceglossInterruptionchipbreaker0.470 - 100 - 1200.05 - 0.1 - 0.30.03 - 0.07 - 0.1
Titanium alloys≤ 400FinishingContinuous InterruptionF, UKW100.2 0.430 - 50 - 70 30 - 50 - 700.05 - 0.5 - 1.0 0.05 - 0.5 - 1.00.03 - 0.1 - 0.2 0.03 - 0.1 - 0.2
SCi0410 - 30 - 50005 - 05 - 10003 - 01 - 02
HBFinishingontnuous InterruptionF, UKW10. 0.410 - 30 - 50. . . 0.05 - 0.5 - 1.0. . . 0.03 - 0.1 - 0.2
Heat-resistant alloysContinuous0440 - 60 - 8001 - 03 - 05003 - 005 - 01
350FinishingInterruptionMQPR1310. 0.840 - 60 - 80. . . 0.1 - 0.3 - 0.5. . . 0.03 - 0.05 - 0.1
40~50ContinuousHQ0.860 - 80 - 1000.05 - 0.3 - 0.50.05 - 0.08 - 0.1
HRCFinishingInterruptionStandardCA5150.830 - 50 - 700.05 - 0.3 - 0.50.05 - 0.08 - 0.1
Hardened steelhContinuousME0.4100 - 140 - 1800.1 - 0.2 - 0.30.02 - 0.07 - 0.1
HHard materials45~68FinisingInterruptionMETKBN05M0.890 - 120 - 1600.1 - 0.2 - 0.30.02 - 0.07 - 0.1
HRCMediumContinuousWithout chipbreaker NegativeKBN9000.860 - 80 - 1000.3 - 0.7 - 1.00.03 - 0.1 - 0.15

* When machining free-cutting steel such as SUM, please use PR1725 for Vc = 200 m/min or under or use PV720 / CA515, etc.

  • ap indicates radius