STANDARD CUTTING CONDITIONS

ISOWorkpiece materialHardnessPriorityGradeVc (m/min) Cutting speed
< 300 HBFirst choiceAH7025, AH72550 - 180
< 300 HBPriority for wear resistanceT922580 - 300
Steels C45, 34CrMo4, etc.< 300 HBPriority for wear resistanceT912580 - 200
< 300 HBPriority for impact resistanceGH13050 - 120
< 300 HBPriority for surface finishNS953080 - 220
Stainless steel< 200 HBFirst choiceAH7025, AH72550 - 120
X10CrNiS18-9, etc.< 200 HBPriority for impact resistanceGH13050 - 120
Aluminium alloys-First choiceTH10100 - 500
Si<12%-First choiceKS05F100 - 600
Superalloys< HRC 40First choiceAH702520 - 60
Inconel718, etc.< HRC 40Priority for wear resistanceAH90520 - 80
< HRC 40First choiceAH90520 - 80
Titanium alloys Ti-6Al-4V etc.< HRC 40Priority for impact resistanceAH7025, AH72520 - 80
,< HRC 40Priority for surface finishKS05F20 - 60
Hardened steels 34CrMo4, etc.> HRC 50First choiceBX36080 - 150

Please see the page 6-27 - 6-29 for feed: f (mm/rev).

New selection system for parting Edge preparations for SNG

High DGM 150 To improve … SGN***-020

AH7025120New
- Chipping

- Machining efficiencyMachining efficiency (General purpose) BX360 New

90 SGN***-020-S BX360 SGN***-020-H DGS BX360 60

AH7025

(For low feed rate) 30 To improve … - Burr formation - Chatter 0

Feed: f (mm/rev) Continuous Light Interrupted Heavy Interrupted

- 2 styles of 3D chipbreakers are available as standardNo symbol-S-H
for reliable chip control.0.13 mm0.13 mm

- DGM: general-purpose chipbreaker, DGS: for applications where low cutting force is essential R-honing 25° 35°

R-honing R-honing