TN90TN90 TC40NTC40N TC60M TC60M PR1225 PR1225 PR930 KW10PR930 KW10 RemarksCoolant RemarksCoolantRemarksCoolantRemarksCoolant Grooving Grooving Recommended cutting conditions GV Inserts - ground chipbreaker Recommended insert grades (Vc: m/min) f (mm/rev) = (1) grooving, (2) turningap (mm) = (3) turning Workpiece material Cermet MEGACOAT PVDcarbideCarbide GV&100~300-...SS100~300-...SGV&145~185-...BGV&200~280-...BGV&300~400-...B GV&100~340-...A200~300-...AR GV& GV& GV& GV& GV&200-100BR300-150BR280~300-...C340~400-...C430~500-...C (1) 0.03~0.08 (1) 0.03~0.08 (1) 0.04~0.09 (1) 0.05~0.12 (1) 0.04~0.09 (1) 0.05~0.12 (1) 0.05~0.12 Carbon steel 120~180 120~180 80~120 80~160 80~140 - (2) 0.03~0.08 (2) 0.03~0.08 (2) 0.04~0.09 (2) 0.05~0.1(3) Max. 0.3(3) Max. 0.3(3) Max. 0.3(3) Max. 0.5(2) 0.04~0.09(2) 0.05~0.1(2) 0.05~0.1(3) Max. 0.3(3) Max. 0.5(3) Max. 0.5 (1) 0.03~0.07 (1) 0.03~0.07 (1) 0.04~0.08 (1) 0.05~0.1 (1) 0.04~0.08 (1) 0.05~0.1 (1) 0.05~0.1 Alloy steel 100~160 100~160 80~100 80~140 80~120 - (2) 0.03~0.1(3) Max. 0.3(2) 0.03~0.1(2) 0.04~0.08 (2) 0.05~0.1(3) Max. 0.3(3) Max. 0.3(3) Max. 0.5(2) 0.04~0.08(2) 0.05~0.1(2) 0.05~0.1(3) Max. 0.3(3) Max. 0.5(3) Max. 0.5 (1) 0.03~0.07 (1) 0.03~0.07 (1) 0.04~0.08 (1) 0.05~0.1 (1) 0.04~0.08 (1) 0.05~0.1 (1) 0.05~0.1 Stainless steel 70~130 - 60~100 60~130 60~110 - (2) 0.03~0.1(3) Max. 0.3(2) 0.03~0.1(2) 0.04~0.08 (2) 0.05~0.1(3) Max. 0.3(3) Max. 0.3(3) Max. 0.5(2) 0.04~0.08(2) 0.05~0.1(2) 0.05~0.1(3) Max. 0.3(3) Max. 0.5(3) Max. 0.5 (1) 0.03~0.08 (1) 0.03~0.08 (1) 0.04~0.09 (1) 0.05~0.12 (1) 0.04~0.09 (1) 0.05~0.12 (1) 0.05~0.12 Cast iron - - - - - 60~100 (2) 0.03~0.08(3) Max. 0.3(2) 0.03~0.08(3) Max. 0.3(2) 0.04~0.09(3) Max. 0.3(2) 0.05~0.1(3) Max. 0.5(2) 0.04~0.09(2) 0.05~0.1(3) Max. 0.3(3) Max. 0.5(2) 0.05~0.1(3) Max. 0.5 (1) 0.05~0.12 (1) 0.05~0.12 (1) 0.05~0.15 (1) 0.08~0.15 (1) 0.05~0.15 (1) 0.08~0.15 (1) 0.08~0.15 Aluminum alloys - - - - - 150~300 (2) 0.05~0.12(3) Max. 0.5(2) 0.05~0.12(3) Max. 0.5(2) 0.05~0.15(3) Max. 0.5(2) 0.08~0.15(3) Max. 0.8(2) 0.05~0.15(3) Max. 0.5(2) 0.08~0.15(3) Max. 0.8(2) 0.08~0.15(3) Max. 0.8 (1) 0.05~0.12 (1) 0.05~0.12 (1) 0.05~0.15 (1) 0.08~0.15 (1) 0.05~0.15 (1) 0.08~0.15 (1) 0.08~0.15 Brass - - - - - 100~250 (2) 0.05~0.12(3) Max. 0.5(2) 0.05~0.12(3) Max. 0.5(2) 0.05~0.15(3) Max. 0.5(2) 0.08~0.15(3) Max. 0.8(2) 0.05~0.15(3) Max. 0.5(2) 0.08~0.15(3) Max. 0.8(2) 0.08~0.15(3) Max. 0.8 * Use MEGACOAT, PVD coated carbide or carbide for turning with edge width 1mm (GV&100SS / 100S / 100A) :1st recommendation :2nd recommendation G GVF Inserts - ground chipbreaker Recommended insert grades (Vc: m/min) f (mm/rev) = (1) grooving, (2) turningap (mm) = (3) turning Workpiece material Cermet MEGACOAT PVDcoated carbideCarbide GV&200~340...A GV&250~350...B GV&400~490...B GV&350~450...C GV&500~600...C GV&200-100AR~300-150ARGV&300-150BR GV&400-200BR (1) 0.03~0.08 (1) 0.04~0.09 (1) 0.05~0.1 (1) 0.05~0.12 (1) 0.05~0.12 Carbon steel 150~220 150~220 100~150 80~200 80~180 - (2) 0.03~0.08 (2) 0.04~0.09 (2) 0.05~0.1 (2) 0.05~0.1 (2) 0.05~0.1(3) Max. 0.3(3) Max. 0.3(3) Max. 0.5(3) Max. 0.5(3) Max. 0.8 (1) 0.03~0.07 (1) 0.04~0.08 (1) 0.05~0.09 (1) 0.05~0.1 (1) 0.05~0.1 Alloy steel 130~200 130~200 80~130 80~180 80~160 - (2) 0.03~0.1 (2) 0.04~0.08 (2) 0.05~0.09 (2) 0.05~0.1 (2) 0.05~0.1(3) Max. 0.3(3) Max. 0.3(3) Max. 0.5(3) Max. 0.5(3) Max. 0.8 (1) 0.03~0.07 (1) 0.04~0.08 (1) 0.05~0.09 (1) 0.05~0.1 (1) 0.05~0.1 Stainless steel 70~150 - 60~100 80~150 60~130 - (2) 0.03~0.1 (2) 0.04~0.08 (2) 0.05~0.09 (2) 0.05~0.1 (2) 0.05~0.1(3) Max. 0.3(3) Max. 0.3(3) Max. 0.5(3) Max. 0.5(3) Max. 0.8 (1) 0.03~0.08 (1) 0.04~0.09 (1) 0.05~0.1 (1) 0.05~0.12 (1) 0.05~0.12 Cast iron - - - - - 60~100 (2) 0.03~0.08(3) Max. 0.3(2) 0.04~0.09(3) Max. 0.3(2) 0.05~0.1(3) Max. 0.5(2) 0.05~0.1(3) Max. 0.5(2) 0.05~0.1(3) Max. 0.8 (1) 0.05~0.12 (1) 0.05~0.15 (1) 0.05~0.15 (1) 0.08~0.15 (1) 0.08~0.15 Aluminum alloys - - - - - 150~400 (2) 0.05~0.12(3) Max. 0.5(2) 0.05~0.15(3) Max. 0.5(2) 0.05~0.15(3) Max. 0.8(2) 0.08~0.15(3) Max. 0.8(2) 0.08~0.15(3) Max. 0.8 (1) 0.05~0.12 (1) 0.05~0.15 (1) 0.05~0.15 (1) 0.08~0.15 (1) 0.08~0.15 Brass - - - - - 150~300 (2) 0.05~0.12(3) Max. 0.5(2) 0.05~0.15(3) Max. 0.5(2) 0.05~0.15(3) Max. 0.8(2) 0.08~0.15(3) Max. 0.8(2) 0.08~0.15(3) Max. 0.8 :1st recommendation :2nd recommendation Apply a sufficient amount of coolant The ap should be under 0.5 mm if a good surface finish is required FTK Recommended insert grades (Vc: m/min) Edge width (mm) Workpiece material Cermet CVD coated carbide PVD coated carbide Carbide 4.0 5.0 TN90 CR9025 PR930 KW10 f (mm/rev) Carbon steel 120~200 80~180 60~130 - 0.05~0.15 0.05~0.15 Alloy steel 100~160 70~150 60~130 - 0.05~0.15 0.05~0.15 Stainless steel 80~150 60~140 50~120 - 0.05~0.15 0.05~0.15 Cast iron - - - 50~100 0.10~0.30 0.10~0.30 Aluminum alloys - - - 200~450 0.05~0.25 0.05~0.25 Brass - - - 100~200 0.05~0.25 0.05~0.25 :1st recommendation :2nd recommendation GMN inserts (CBN / PCD) Recommended insert grades (Vc: m/min) f (mm/rev) = (1) grooving, (2) turning Workpiece material CBN PCD ap (mm) = (3) turning KBN510, KBN525 KPD001 (KPD010) GMN2 GMN3 GMN4, GMN5 GMN6 (1) 0.05~0.15 (1) 0.05~0.15 (1) 0.08~0.18 (1) 0.10~0.20 Aluminum alloys - 150~2,000 (2) 0.05~0.15 (2) 0.05~0.15 (2) 0.08~0.18 (2) 0.10~0.20(3) Max. 0.5(3) Max. 0.8(3) Max. 0.8(3) Max. 0.8 (1) 0.05~0.15 (1) 0.05~0.15 (1) 0.08~0.18 (1) 0.10~0.20 Brass - 200~800 (2) 0.05~0.15 (2) 0.05~0.15 (2) 0.08~0.18 (2) 0.10~0.20(3) Max. 0.5(3) Max. 0.8(3) Max. 0.8(3) Max. 0.8 (1) 0.04~0.09 (1) 0.05~0.1 (1) 0.05~0.12 (1) 0.05~0.15 Cast iron 150~400 - (2) 0.04~0.09 (2) 0.05~0.1 (2) 0.05~0.12 (2) 0.05~0.15(3) Max. 0.3(3) Max. 0.5(3) Max. 0.5(3) Max. 0.8 (1) 0.02~0.05 (1) 0.03~0.07 (1) 0.03~0.08 (1) 0.05~0.1 Hard materials 80~120 - (2) 0.01~0.03 (2) 0.01~0.05 (2) 0.03~0.08 (2) 0.05~0.1(3) Max. 0.1(3) Max. 0.2(3) Max. 0.3(3) Max. 0.4 :1st recommendation G121