HY-PRO® CARB Performance Sub-Micrograin Carbide End Mills List HP451 Side Milling (Fractional) Hardness – – Up to 20 HRC 20 to 30 HRC 30 to 38 HRC 38 to 45 HRC WorkMaterial Aluminum Alloy Cast Iron Mild SteelsCarbon SteelsAlloy SteelsTool SteelsTi Alloys (Annealed)Hardened SteelsPre-hardenedSteelsTi Alloys (SolutionTreated and Aged)Hardened SteelsPre-hardenedSteelsStainless SteelsInconelNi Based Alloys CuttingSpeed 361 SFM 279 SFM 328 SFM 262 SFM 197 SFM 131 SFM Depthof Cut aaar==01..15DD Mill Dia. Speed Feed Speed Feed Speed Feed Speed Feed Speed Feed Speed FeedRPMin/minRPMin/minRPMin/minRPMin/minRPMin/minRPMin/min 1/8 11,030 54.3 8,520 34.5 10,030 74.0 8,020 64.1 6,010 19.7 4,010 11.8 1/4 5,800 51.2 4,500 34.5 5,300 66.9 4,200 59.1 3,200 15.7 2,100 10.2 5/16 4,400 47.2 3,400 27.6 4,000 63.0 3,200 55.1 2,400 24.4 1,600 16.1 3/8 3,500 43.3 2,700 26.8 3,200 55.1 2,500 51.2 1,900 23.6 1,300 16.1 1/2 2,900 39.4 2,300 26.0 2,700 55.1 2,100 47.2 1,600 20.1 1,050 13.8 5/8 2,200 35.4 1,700 21.7 2,000 43.3 1,600 37.4 1,200 15.4 800 13.0 3/4 1,750 31.5 1,350 17.7 1,800 35.4 1,250 29.5 950 12.6 650 10.2 Slotting (Fractional) Hardness – – Up to 20 HRC 20 to 30 HRC 30 to 38 HRC 38 to 45 HRC WorkMaterial Aluminum Alloy Cast Iron Mild SteelsCarbon SteelsAlloy SteelsTool SteelsTi Alloys (Annealed)Hardened SteelsPre-hardenedSteelsTi Alloys (SolutionTreated and Aged)Hardened SteelsPre-hardenedSteelsStainless SteelsInconelNi Based Alloys CuttingSpeed 361 SFM 138 SFM 295 SFM 243 SFM 163 SFM 111 SFM Depthof Cut aa=1.0D aa=0.5D Mill Dia. Speed Feed Speed Feed Speed Feed Speed Feed Speed Feed Speed FeedRPMin/minRPMin/minRPMin/minRPMin/minRPMin/minRPMin/min 1/8 11,030 45.0 4,260 16.7 9,020 31.1 7,450 22.0 4,920 14.0 3,000 8.4 1/4 5,800 39.4 2,250 14.6 4,770 28.7 3,900 24.8 2,620 13.4 1,570 9.1 5/16 4,400 37.4 1,700 13.0 3,600 26.0 2,970 22.8 1,960 13.4 1,200 9.1 3/8 3,500 35.4 1,350 11.8 2,880 23.6 2,320 18.5 1,550 12.2 970 8.3 1/2 2,900 31.5 1,150 11.4 2,430 22.8 1,950 17.7 1,310 11.4 780 7.9 5/8 2,200 27.6 850 18.9 1,800 18.9 1,480 26.8 980 8.7 600 7.1 3/4 1,750 23.6 675 16.5 1,620 16.5 1,160 12.6 770 7.1 480 5.5 1086 End Mill Technical WWW.OSGTOOL.COM