EXOCARB® WXS® Ultra Premium Performance Carbide End Mills with OSG’s Proprietary WXS® Coating List 4513: Ball Nose, Regular Length, 2 Flute, Sphere Type Profiling Hardness Up to 20 HRC 20 to 30 HRC 30 to 38 HRC 38 to 45 HRC 45 to 55 HRC 55 to 60 HRC WorkMaterial Mild SteelsCarbon SteelsCast IronAlloy SteelsTool ToolHardened Steels Stainless SteelsPre-hardenedPre-hardenedHardened SteelsHardened SteelsSteelsSteels CuttingSpeed 720 SFM 640 SFM 580 SFM 470 SFM 520 SFM 440 SFM Depthof Cut aa=0.05Dar=0.1D aa=0.02Dar=0.1D Mill Dia. SpeedRPM Feedin/minSpeedRPM Feedin/min SpeedRPM Feedin/minSpeedRPM Feedin/min SpeedRPM Feedin/min SpeedRPM Feedin/min 1 32,000 33.9 32,000 33.9 32,000 33.9 32,000 33.9 32,000 33.9 32,000 29.8 2 31,500 88.6 24,000 53.1 24,000 53.1 23,500 51.2 24,000 53.1 22,000 47.2 4 17,500 98.4 15,500 70.9 14,,000 61.0 11,500 49.2 12,500 53.1 11,000 45.3 6 11,500 84.6 10,500 72.8 9,500 66.9 7,950 55.1 8,450 59.1 7,400 51.2 8 8,750 70.9 7,950 55.1 7,150 49.2 5,950 41.3 6,350 43.3 5,550 39.2 10 7,000 59.1 6,350 43.3 5,700 39.4 4,750 33.7 5,050 35.6 4,450 31.5 1. Use a rigid and precise machine and holder. 2. Use a suitable cutting fluid with high smoke retardant. WWW.OSGTOOL.COM End Mill Technical 1043