Machining stability I N N O V AT I V E INSERTS - Suitable for precision grooving or parting-off in general machining including small parts - Three types of chipbreakers available for TC*27 inserts Optimized3-dimensional Sharp cuttingedge Cutting edge withhigh strength chipbreaker Optimized dimple TCS27 chipbreaker TCM27 chipbreaker for general applications for higher machining efficiency External Large dimple in the rake Eliminates burr or chatter Large rake angle withInternalsharp cutting edge forcenter prevents chip from generationbeing jammed in the grooveIdeal for low rigidityworkpieceslow cutting forceTCM27 Face TCS27 New TCL27 For high efficiency Parting machining New with excellent chipping resistance TCL27 chipbreaker for light cutting Feed rate S TA N D A R D CUTTING CONDITIONS Cutting Feed: f (mm/rev) Depth of cut ISO Workpiece materials Grades speedVc New Grooving,parting-off Parting-off Profiling for profiling(with hand) (with full radius insert)(with full (m/min) TCL27 TCS27 TCM27 TCS27 TCS27 TCM27 radius insert) Carbon steelS45C / C45, etc.AH725 100 - 200 0.03 - 0.12 0.05 - 0.15 0.05 - 0.25 0.04 - 0.12 0.05 - 0.1 0.05 - 0.15 0.5 Alloy steelSCM435 / 34CrMo4, etc.AH72550 -180 0.03 - 0.12 0.05 - 0.15 0.05 - 0.25 0.04 - 0.12 0.05 - 0.1 0.05 - 0.15 0.5 Stainless steelSUS304 / X5CrNi18-9, etc.AH725100 - 1500.03 - 0.120.05 - 0.15 0.05 - 0.2 0.04 - 0.12 0.05 - 0.1 0.05 - 0.15 0.5 Titanium alloysTi-6Al-4V, etc.AH725 30 - 60 0.03 - 0.12 0.05 - 0.15 0.05 - 0.15 0.04 - 0.12 0.05 - 0.1 0.05 - 0.1 0.5 SuperalloysInconel718, etc.AH725 20 - 50 0.03 - 0.12 0.05 - 0.15 0.05 - 0.15 0.04 - 0.12 0.05 - 0.1 0.05 - 0.1 0.5 6-46