EXOCARB® WXS® Ultra Premium Performance Carbide End Mills with OSG’s Proprietary WXS® Coating List 4410: Ball End, Regular Length, 2 Flute Standard Milling Hardness Up to 40 HRC 40 to 45 HRC 45 to 55 HRC 55 to 60 HRC 60 to 65 HRC WorkMaterial Mild SteelsCarbon SteelsCast IronTool SteelsHardened SteelsPre-hardened Steels Hardened Steels CuttingSpeed 825 SFM 660 SFM 490 SFM 410 SFM 330 SFM aa=0.05DDepthar=0.1D aa=0.03D aa=0.02Dar=0.1Dar=0.05D of Cut aa Max = less than 0.024” aa Max = less aa Max = less than 0.020” than 0.012” Mill Dia. SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min 1/32 50,000 50.0 50,000 50.0 50,000 50.0 50,000 50.0 40,339 40.3 1/16 50,000 80.0 40,339 64.5 29,949 47.9 25,059 40.1 20,170 32.3 3/32 33,616 107.6 26,893 86.1 19,966 63.9 16,706 53.5 13,446 43.0 1/8 25,212 100.8 20,170 80.7 14,974 59.9 12,530 50.1 10,085 40.3 3/16 16,808 90.8 13,446 72.6 9,983 53.9 8,353 45.1 6,723 36.3 1/4 12,606 108.4 10,085 86.7 7,487 64.4 6,265 53.9 5,042 43.4 5/16 10,085 100.8 8,068 80.7 5,990 59.9 5,012 50.1 4,034 40.3 3/8 8,404 92.4 6,723 74.0 4,991 54.9 4,177 45.9 3,362 37.0 1/2 6,303 88.2 5,042 70.6 3,744 52.4 3,132 43.9 2,521 35.3 High Speed Light Milling Hardness Up to 40 HRC 40 to 45 HRC 45 to 55 HRC 55 to 60 HRC 60 to 65 HRC WorkMaterial Mild SteelsCarbon SteelsCast IronTool SteelsHardened SteelsPre-hardened Steels Hardened Steels CuttingSpeed 1275 SFM 985 SFM 820 SFM 650 SFM 490 SFM aa=0.02DDepthof Cutar=0.05Daa Max=less aa=0.02D aa=0.01Dar=0.05Dar=0.05Daa Max = lessaa Max = less than 0.012” than 0.008” than 0.004” Mill Dia. SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min 1/32 50,000 50.0 50,000 50.0 50,000 50.0 50,000 50.0 50,000 50.0 1/16 50,000 80.0 50,000 80.0 50,000 80.0 39,728 63.6 29,949 47.9 3/32 50,000 160.0 40,135 128.4 33,412 106.9 26,485 84.8 19,966 63.9 1/8 38,964 155.9 30,102 120.4 25,059 100.2 19,864 79.5 14,974 59.9 3/16 25,976 140.3 20,068 108.4 16,706 90.2 13,243 71.5 9,983 53.9 1/4 19,482 167.5 15,051 129.4 12,530 107.8 9,932 85.4 7,487 64.4 5/16 15,586 155.9 12,041 120.4 10,024 100.2 7,946 79.5 5,990 59.9 3/8 12,988 142.9 10,034 110.4 8,353 91.9 6,621 72.8 4,991 54.9 1/2 9,741 136.4 7,525 105.4 6,265 87.7 4,966 69.5 3,744 52.4 WWW.OSGTOOL.COM End Mill Technical 1027