HY-PRO® CARB VGX® High Performance Variable Geometry End Mills List VG541: 5 Flute List VG534: 5 Flute - Corner Radius Side Milling Hardness Up to 25 HRC 25 to 30 HRC 30 to 35 HRC 35 to 45 HRC 45 to 50 HRC < 40 HRC < 45 HRC WorkMaterialMild SteelsCarbon SteelsCast Iron400 StainlessSteelsAlloy SteelsTool Steels300 StainlessSteelsPH StainlessHardened SteelsSteelsPre-hardenedHardened SteelsSteelsHigh Temp.HardenedSteelsTitanium AlloysAlloysInconelHastelloy CuttingSpeed400-600 SFM 300-500 SFM 200-350 SFM 150-250 SFM 250-400 SFM 150-250 SFM 100-200 SFM Depth Aa=1.25D Aa=1.25D Aa=1.25D Aa=1.25D Aa=1D of Cut Ar=0.5D Ar=0.5D Ar=0.5D Ar=0.5D Ar=0.3D Mill Dia. Speed Feed SpeedRPMin/minRPMFeedSpeed Feed Speed Feed Speed Feed Speed Feed Speed Feedin/minRPMin/minRPMin/minRPMin/minRPMin/minRPMin/min 1/8 13,750 55.0 10,695 32.2 8,400 23.2 6,875 19.0 6,110 18.2 6,110 16.1 3,665 11.8 3/16 9,170 58.5 7,130 36.1 5,600 25.8 4,585 21.1 4,075 20.4 4,075 17.2 2,445 13.6 1/4 6,875 58.4 5,350 38.9 4,200 25.4 3,440 20.8 3,050 21.1 3,050 17.4 1,835 14.1 5/16 5,500 60.2 4,210 39.7 3,350 26.8 2,750 22.0 2,450 22.2 2,450 18.9 1,465 14.7 3/8 4,585 58.8 3,565 38.1 2,800 25.8 2,290 21.1 2,040 20.4 2,040 18.3 1,220 13.9 7/16 3,930 56.8 3,055 37.8 2,400 25.1 1,965 20.6 1,750 20.4 1,750 17.5 1,050 13.8 1/2 3,440 56.8 2,675 36.5 2,100 24.3 1,720 19.9 1,525 19.6 1,525 17.4 915 13.4 5/8 2,750 50.7 2,140 34.6 1,700 23.8 1,375 19.3 1,225 18.4 1,225 15.6 730 12.4 3/4 2,290 46.7 1,785 31.6 1,400 21.0 1,150 17.3 1,025 16.8 1,025 14.8 610 11.6 1 1,720 41.3 1,340 28.5 1,050 18.7 860 15.3 765 15.3 765 13.2 460 10.5 Slotting Hardness Up to 25 HRC 25 to 30 HRC 30 to 35 HRC 35 to 45 HRC 45 to 50 HRC < 40 HRC < 45 HRC WorkMaterialMild SteelsCarbon SteelsCast Iron400 StainlessSteelsAlloy SteelsTool Steels300 StainlessSteelsPH StainlessHardened SteelsSteelsPre-hardenedHardened SteelsSteelsHigh Temp.HardenedSteelsTitanium AlloysAlloysInconelHastelloy CuttingSpeed325-475 SFM 250-400 SFM 175-275 SFM 125-200 SFM 200-325 SFM 125-200 SFM 75-150 SFM Depthof Cut Aa=1D Aa=0.75D Aa=0.75D Aa=0.75D Aa=0.25D Mill Dia. Speed Feed Speed Feed Speed Feed Speed Feed Speed Feed Speed Feed Speed FeedRPMin/minRPMin/minRPMin/minRPMin/minRPMin/minRPMin/minRPMin/min 1/8 11,240 44.8 8,860 26.6 6,900 19.3 5,500 13.4 4,890 14.6 5,050 13.3 2,750 9.1 3/16 7,495 48.2 5,910 29.9 4,600 21.9 3,670 14.3 3,260 16.0 3,350 14.3 1,835 10.2 1/4 5,620 47.5 4,430 31.9 3,450 21.6 2,750 15.3 2,445 17.5 2,550 14.8 1,375 10.2 5/16 4,500 49.2 3,545 33.4 2,750 22.9 2,200 16.1 1,955 17.8 2,000 14.8 1,100 11.2 3/8 3,750 47.8 2,955 31.9 2,300 21.9 1,835 15.3 1,630 16.0 1,700 14.5 915 10.4 7/16 3,210 46.4 2,530 30.8 1,950 20.9 1,575 14.8 1,395 16.0 1,450 14.7 785 10.3 1/2 2,810 46.5 2,215 30.2 1,700 20.1 1,375 14.3 1,225 16.0 1,300 15.1 690 10.2 5/8 2,250 41.4 1,775 28.2 1,400 19.8 1,100 13.8 975 14.5 1,000 12.5 550 9.6 3/4 1,875 38.8 1,480 26.1 1,150 18.0 920 12.5 815 13.1 850 11.8 460 8.7 1 1,405 33.4 1,110 23.4 875 15.8 685 10.7 610 12.2 650 11.3 345 8.0 WWW.OSGTOOL.COM End Mill Technical 1079