Grooving & Parting TUNGALOY GROOVE ACCELERATED PARTING AND GROOVING S TA N D A R D CUTTING CONDITIONS ISO Workpiece material Hardness Grade Cutting speed Vc (m/min) SteelsC45, 34CrMo4, etc. < 300 HB AH7025 50 - 180 Stainless steelX10CrNiS18-9, etc. < 200 HB AH7025 50 - 120 Gray cast ironGG25, 250, etc. - AH7025 50 - 180 Ductile cast ironsGGG45, 450-10S, etc. - AH7025 50 - 120 SuperalloysInconel718, etc. < HRC 40 AH7025 20 - 60 Titanium alloysTi-6Al-4V, etc. < HRC 40 AH7025 20 - 80 Scan this QR code to find out insert information. Tungaloy 27