STA NDA RD CUT TING CONDITIONS Feed rate: f (mm/rev) 1 Grade Cutting speed ISO Workpiece material Grade Vc (m/min) **GMR… **GR/L… AH7025 80 - 180 0.03 - 0.12 - Carbon steel NS9530 80 - 200 - 0.05 - 0.15 S45C, C45, etc. UX30 40 - 150 - 0.05 - 0.15 2 AH7025 80 - 180 0.03 - 0.12 - Insert Alloy steel NS9530 80 - 200 - 0.05 - 0.15 SCM435, 34CrMo4, etc. UX30 40 - 150 - 0.05 - 0.15 AH7025 50 - 120 0.03 - 0.12 - Stainless steel SUS304, X5CrNi18-9, etc. UX30 40 - 100 - 0.03 - 0.1 Ext. Toolholder 3 AH7025 30 - 80 0.03 - 0.12 - Titanium alloys Ti-6AI-4V, etc. TH10 20 - 50 - 0.05 - 0.08 AH7025 20 - 60 0.03 - 0.12 - Superalloys Inconel718, etc. TH10 10 - 30 - 0.03 - 0.08 Int. Toolholder **GMR... For excellent chip control **GR/L... Universal geometry 4 - Optimized chip former 5 removes chips out of Threading the groove - Forms 10° rake angle when set on the holder Groove widths : CW = 1.5 - 3 mm Groove widths : CW = 1 - 5 mm Corner radius : RE = 0.15 - 0.2 mm Corner radius : RE = 0.2 mm 6 Grooving 7 Endmill 8 Drilling Tool Technical Reference 9 6-59