306257 306259 306270 306264 1404 * Please reduce fz to 70% of the specified values for end mills with 3 teeth. These conditions are for general guidance; in actual machining conditions adjust the parameters according to your actual machine and workpiece conditions. If the rpm available is lower than recommended please reduce the feed rate to the same ratio. Recommended cutting data for solid carbide end mills HSC/HHC/HPC Material group 4.1 – 4.2 – 4.3 Stainless steels austenitic/ferritic 35 - 45 HRC 8.1 Hardened steels 45 - 55 HRC 8.2 – 8.3 Hardened steels 55 - 70 HRC d1 l3 rpm Vf mm/min fz mm ap mm ae mm rpm Vf mm/min fz mm ap mm ae mm rpm Vf mm/min fz mm ap mm ae mm 0.1 0.2 45,000 900 0.010 0.010 0.030 40,000 720 0.009 0.008 0.015 40,000 640 0.008 0.008 0.013 0.1 0.3 45,000 900 0.010 0.008 0.020 40,000 720 0.009 0.006 0.013 40,000 640 0.008 0.006 0.011 0.1 0.4 45,000 900 0.010 0.005 0.010 40,000 720 0.009 0.004 0.010 40,000 640 0.008 0.004 0.008 0.2 0.5 43,000 1,700 0.020 0.015 0.045 38,000 1,350 0.018 0.012 0.030 38,000 1,350 0.018 0.012 0.035 0.2 1 43,000 1,700 0.020 0.010 0.030 38,000 1,350 0.018 0.008 0.025 38,000 1,350 0.018 0.008 0.025 0.2 1.5 43,000 1,720 0.020 0.008 0.020 38,000 1,368 0.018 0.006 0.020 38,000 1,368 0.018 0.006 0.020 0.3 1 43,000 1,700 0.020 0.015 0.040 38,000 1,350 0.018 0.014 0.040 37,500 1,350 0.018 0.012 0.040 0.3 1.5 43,000 1,720 0.020 0.012 0.030 38,000 1,368 0.018 0.010 0.030 37,500 1,350 0.018 0.010 0.030 0.3 2 43,000 1,700 0.020 0.010 0.025 38,000 1,350 0.018 0.008 0.020 37,500 1,350 0.018 0.008 0.020 0.3 2.5 38,000 1,520 0.020 0.009 0.020 34,000 1,156 0.017 0.006 0.015 30,000 960 0.016 0.006 0.016 0.3 3 34,000 1,050 0.016 0.006 0.018 30,000 950 0.016 0.005 0.015 30,000 950 0.016 0.005 0.015 0.3 5 30,000 480 0.008 0.003 0.008 30,000 950 0.016 0.002 0.006 – – – – – 0.4 1 35,000 1,890 0.027 0.025 0.060 32,000 1,536 0.024 0.020 0.050 32,000 1,536 0.024 0.020 0.050 0.4 1.5 35,000 1,890 0.027 0.025 0.060 32,000 1,536 0.024 0.020 0.050 32,000 1,536 0.024 0.020 0.050 0.4 2 34,000 1,800 0.027 0.020 0.060 30,000 1,450 0.024 0.018 0.050 30,000 1,450 0.024 0.018 0.050 0.4 3 30,500 1,650 0.027 0.012 0.035 27,000 1,300 0.024 0.010 0.030 27,000 1,300 0.024 0.010 0.025 0.4 4 27,000 1,150 0.021 0.008 0.022 24,000 1,000 0.020 0.006 0.020 24,000 1,000 0.020 0.006 0.020 0.4 5 24,000 480 0.010 0.004 0.012 20,000 480 0.012 0.004 0.010 – – – – – 0.4 6 24,000 480 0.010 0.004 0.008 20,000 480 0.012 0.002 0.006 – – – – – 0.5 1 35,000 1,890 0.027 0.028 0.080 32,000 1,536 0.024 0.020 0.060 32,000 1,536 0.024 0.020 0.060 0.5 2 34,000 1,800 0.027 0.026 0.080 30,000 1,450 0.024 0.020 0.060 30,000 1,450 0.024 0.020 0.060 0.5 3 30,500 1,600 0.026 0.022 0.070 27,000 1,300 0.024 0.020 0.050 27,000 1,300 0.024 0.020 0.045 0.5 4 30,500 1,600 0.026 0.015 0.045 27,000 1,300 0.024 0.012 0.035 27,000 1,300 0.024 0.010 0.030 0.5 5 27,000 1,150 0.021 0.012 0.040 24,000 1,000 0.020 0.010 0.030 24,000 1,000 0.020 0.010 0.025 0.5 6 27,000 1,150 0.021 0.010 0.030 24,000 1,000 0.020 0.006 0.020 24,000 1,000 0.020 0.008 0.020 0.6 2 34,000 2,300 0.034 0.032 0.090 30,000 1,800 0.030 0.025 0.080 28,000 1,450 0.025 0.025 0.060 0.6 3 34,000 2,300 0.034 0.025 0.065 30,000 1,800 0.030 0.020 0.060 28,000 1,450 0.025 0.018 0.050 0.6 4 30,500 2,000 0.033 0.018 0.050 27,000 1,600 0.030 0.015 0.040 25,000 1,300 0.025 0.014 0.040 0.6 5 27,000 1,400 0.026 0.012 0.035 27,000 1,600 0.030 0.011 0.030 25,000 1,300 0.025 0.010 0.030 0.6 6 27,000 1,400 0.026 0.012 0.035 24,000 1,200 0.025 0.010 0.025 22,500 1,000 0.022 0.008 0.030 0.6 8 27,000 1,400 0.026 0.010 0.030 24,000 1,200 0.025 0.010 0.020 22,500 1,000 0.022 0.006 0.020 0.7 4 30,500 2,000 0.033 0.018 0.050 27,000 1,600 0.030 0.015 0.040 25,000 1,300 0.025 0.014 0.040 0.7 8 27,000 1,400 0.026 0.010 0.035 24,000 1,200 0.025 0.010 0.020 22,500 1,000 0.022 0.007 0.020 0.8 2 34,000 2,300 0.034 0.060 0.180 30,000 1,800 0.030 0.050 0.140 28,000 1,460 0.025 0.045 0.120 0.8 4 34,000 2,300 0.034 0.040 0.130 30,000 1,800 0.030 0.035 0.100 28,000 1,460 0.025 0.030 0.100 0.8 5 34,000 2,300 0.034 0.030 0.100 30,000 1,800 0.030 0.025 0.080 28,000 1,460 0.025 0.020 0.070 0.8 6 30,500 2,050 0.034 0.025 0.070 27,000 1,600 0.030 0.020 0.050 25,000 1,250 0.025 0.018 0.050 0.8 7 30,500 2,050 0.034 0.018 0.060 27,000 1,600 0.030 0.015 0.040 25,000 1,250 0.025 0.018 0.050 0.8 8 27,000 1,400 0.025 0.015 0.040 24,000 1,250 0.025 0.010 0.030 22,500 1,000 0.022 0.010 0.030 0.8 10 27,000 1,400 0.025 0.014 0.040 24,000 1,250 0.025 0.010 0.025 22,500 1,000 0.022 0.010 0.025 0.9 6 30,500 2,050 0.034 0.025 0.070 27,000 1,600 0.030 0.020 0.050 25,000 1,250 0.025 0.018 0.050 0.9 12 27,000 1,400 0.025 0.012 0.040 24,000 1,250 0.025 0.010 0.020 22,500 1,000 0.022 0.010 0.020 1.0 2 30,500 2,440 0.040 0.090 0.025 27,000 1,890 0.035 0.070 0.020 25,000 1,600 0.032 0.060 0.018 1.0 3 30,500 2,400 0.040 0.080 0.220 27,000 1,950 0.035 0.060 0.018 25,000 1,600 0.032 0.050 0.150 1.0 4 30,500 2,400 0.040 0.050 0.160 27,000 1,950 0.035 0.040 0.012 25,000 1,600 0.032 0.040 0.120 1.0 5 30,500 2,400 0.040 0.040 0.100 27,000 1,950 0.035 0.025 0.008 25,000 1,600 0.032 0.030 0.080 1.0 6 27,500 2,200 0.040 0.030 0.080 24,000 1,750 0.035 0.025 0.070 23,000 1,400 0.030 0.020 0.060 1.0 7 27,500 2,200 0.040 0.030 0.080 24,000 1,750 0.035 0.025 0.070 23,000 1,400 0.030 0.020 0.055 1.0 8 27,500 2,200 0.040 0.030 0.080 24,000 1,750 0.035 0.025 0.070 23,000 1,400 0.030 0.020 0.050 1.0 9 27,500 2,200 0.040 0.020 0.060 24,000 1,750 0.035 0.020 0.060 23,000 1,400 0.030 0.020 0.045 1.0 10 27,500 2,200 0.040 0.020 0.050 24,000 1,750 0.035 0.015 0.045 23,000 1,400 0.030 0.015 0.040 1.0 12 24,500 1,500 0.032 0.020 0.050 21,500 1,350 0.032 0.015 0.040 20,000 1,000 0.025 0.015 0.040 1.0 15 24,500 1,400 0.028 0.012 0.030 21,500 1,150 0.027 0.010 0.025 20,000 900 0.022 0.009 0.025 1.0 20 18,000 1,000 0.028 0.008 0.020 16,000 800 0.025 0.006 0.018 15,000 700 0.022 0.006 0.015 1.0 25 18,000 1,000 0.028 0.004 0.010 16,000 800 0.025 0.004 0.012 – – – – – 1.0 30 18,000 1,000 0.028 0.003 0.006 16,000 800 0.025 0.002 0.006 – – – – – 1.2 5 26,000 2,600 0.050 0.040 0.140 21,500 1,500 0.035 0.025 0.070 20,000 1,300 0.032 0.020 0.080 1.2 6 26,000 2,600 0.050 0.030 0.100 21,500 1,500 0.035 0.025 0.070 20,000 1,300 0.032 0.020 0.080 1.2 8 24,500 2,000 0.040 0.030 0.090 21,500 1,500 0.035 0.025 0.070 20,000 1,250 0.032 0.020 0.070 1.2 10 24,500 2,000 0.040 0.025 0.080 21,500 1,500 0.035 0.020 0.060 20,000 1,250 0.032 0.015 0.060 1.2 12 24,500 2,000 0.040 0.022 0.070 21,500 1,500 0.035 0.020 0.050 20,000 1,250 0.032 0.015 0.050 1.2 15 19,000 1,100 0.030 0.020 0.060 18,000 720 0.020 0.015 0.030 16,000 850 0.027 0.020 0.060 1.2 20 19,000 1,100 0.030 0.010 0.040 18,000 720 0.020 0.010 0.015 16,000 850 0.027 0.020 0.060 1.2 25 19,000 1,100 0.030 0.005 0.020 – – – – – – – – – – 1.4 8 24,500 2,000 0.040 0.004 0.110 19,000 1,350 0.035 0.032 0.100 17,500 1,100 0.032 0.030 0.080 1.4 15 19,000 1,100 0.030 0.020 0.080 17,000 1,050 0.032 0.020 0.060 16,000 850 0.026 0.020 0.050 High Speed Cutting 11 Index 10 9 OIL 8 7 6 5 4 3 2 1
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