306447 306446 1301 ap ae ap ae ap ae ap ae ap ae Circumference milling Roughing above 0.07 × d ae < 0.07 × d Circumference milling Finishing up to 0.03 × d ae > 0.03 Circumference milling max. spiral length 0.7 fz Slot milling Roughing max. 0.07 × d ap at 0.7 × fz Slot milling Finishing up to 0.03 × d ap at 1.2 fz Recommended cutting data for solid carbide end mills Workpiece material Cutting speed (m/min) Feeder speed Vf 3 4 5 6 8 10 12-16 20 Dimension Roughing Finishing Feed per tooth (mm) Unalloyed steel < 500 N/mm2 190 230 0.01 0.02 0.03 0.04 0.06 0.08 0.1 0.12 Alloyed steel < 500 N/mm2 160 200 0.01 0.02 0.03 0.04 0.06 0.08 0.1 0.12 Unalloyed steel < 1000 N/mm2 170 180 0.01 0.02 0.03 0.04 0.06 0.08 0.1 0.12 Alloyed steel < 1000 N/mm2 120 140 0.01 0.02 0.03 0.04 0.06 0.08 0.1 0.12 Unalloyed steel < 1300 N/mm2 140 165 0.08 0.015 0.025 0.035 0.055 0.072 0.090 0.108 Alloyed steel < 1300 N/mm2 100 125 0.08 0.015 0.025 0.035 0.055 0.072 0.090 0.108 Unalloyed steel < 1600 N/mm2 120 125 0.06 0.012 0.022 0.032 0.048 0.065 0.080 0.095 Alloyed steel < 1600 N/mm2 80 100 0.06 0.012 0.022 0.032 0.048 0.065 0.080 0.095 Cast iron < 150 HB 170 200 0.01 0.02 0.03 0.04 0.06 0.08 0.1 0.12 Cast iron 150-200 HB 145 175 0.01 0.02 0.03 0.04 0.06 0.08 0.1 0.12 Cast iron 200-250 HB 115 140 0.06 0.012 0.022 0.032 0.048 0.064 0.08 0.096 Cast iron 250-300 HB 105 125 0.06 0.012 0.022 0.032 0.048 0.064 0.08 0.096 Hardened steel < 52 HRC – 84 0.006 0.008 0.01 0.015 0.02 0.025 0.03 0.05 Stainless steel 94 113 0.015 0.02 0.02 0.025 0.025 0.05 0.06 0.08 Titanium, titanium alloy < 1100 N/mm2 84 101 0.015 0.02 0.02 0.025 0.025 0.05 0.06 0.08 Heat resisting steel 73 88 0.015 0.02 0.02 0.025 0.025 0.05 0.06 0.08 Nickel, titanium unalloyed 63 75 0.015 0.02 0.02 0.025 0.025 0.05 0.06 0.08 Aluminum unalloyed 440 528 0.01 0.02 0.03 0.04 0.06 0.08 0.1 0.12 Aluminum < 6% Si 367 440 0.01 0.02 0.03 0.04 0.06 0.08 0.12 0.16 Aluminum < 12% Si 294 352 0.01 0.02 0.03 0.04 0.06 0.08 0.12 0.16 Aluminum > 12% Si 220 264 0.01 0.02 0.03 0.04 0.06 0.08 0.1 0.12 Vc = Cutting speed (m/min) Vf = Feed rate (mm/min) fz = Feed per tooth (mm) ae = Width of cut (mm) ap = Depth of cut (mm) n = rpm 11 Index 10 9 OIL 8 7 6 5 4 3 2 1
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