HY-PRO® CARB Performance Sub-Micrograin Carbide End Mills List HP460 Side Milling (Fractional) Hardness – Up to 20 HRC 20 to 35 HRC 35 to 45 HRC 45 to 55 HRC WorkMaterial Aluminum Medium Carbon SteelsMild SteelsPre-hardened SteelsStainless SteelsDie & Alloy SteelsPre-hardened SteelsStainless SteelsDie & Alloy SteelsHardened Steels CuttingSpeed 550 SFM 180 SFM 120 SFM 78 SFM 60 SFM Depthof Cut aaar==01..15DD aaar==01..15DD Mill Dia. SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min 1/4 8,280 26 2,880 12.7 1,920 8 1,272 3.6 960 1.4 5/16 6,240 26 2,160 12.7 1,440 8 960 3.6 720 1.4 3/8 5,040 28.3 1,680 16.1 1,140 8 768 3.6 576 1.4 1/2 4,200 28.3 1,440 17 960 8.5 636 3.6 480 1.4 5/8 3,120 28.3 1,080 18.8 720 8.5 480 3.6 360 1.4 3/4 2,520 28.3 864 19.3 576 9.5 384 3.6 288 1.4 1 2,040 28.3 696 16.6 456 8.5 300 3.6 228 1.4 Side Milling (Metric) Hardness – Up to 20 HRC 20 to 35 HRC 35 to 45 HRC 45 to 55 HRC WorkMaterial Aluminum Medium Carbon SteelsMild SteelsPre-hardened SteelsStainless SteelsDie & Alloy SteelsPre-hardened SteelsStainless SteelsDie & Alloy SteelsHardened Steels CuttingSpeed 550 SFM 180 SFM 120 SFM 78 SFM 60 SFM Depthof Cut aaar==01..15DD aaar==01..15DD Mill Dia. SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min 3 16,320 12.8 5,760 6.1 3,840 4.0 2,640 1.8 1,920 0.7 4 12,480 17.5 4,320 8.5 2,880 5.7 1,920 2.4 1,440 0.9 5 9,960 20.8 3,480 10.4 2,400 7.3 1,560 3.9 1,200 1.2 6 8,280 26.0 2,880 12.8 1,920 8.0 1,272 3.5 960 1.4 8 6,240 26.0 2,160 12.8 1,440 8.0 960 3.5 720 1.4 10 5,040 28.3 1,680 16.1 1,140 8.0 768 3.5 576 1.4 12 4,200 28.3 1,440 17.0 960 8.5 636 3.5 480 1.4 16 3,120 28.3 1,080 18.9 720 8.5 480 3.5 360 1.4 20 2,520 28.3 864 19.4 576 9.4 384 3.5 288 1.4 25 2,040 28.3 696 16.5 456 8.5 300 3.5 228 1.4 WWW.OSGTOOL.COM End Mill Technical 1083