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2HRE RPM : rev./min Feed : mm/min

Carbon Steels Alloy Steels Prehardened Steels / Hardened Steels Hardened Steels Ae
SK / SCM / SUS Hardened Steels SKD / SKT SKD / SKT
Material NAK / SKD Milling
Hardness 55HRc ~ 60HRc amount

for
side Milling

(S45C/S50C) ~225HB 225 ~ 325HB 35HRc ~ 45HRc 45HRc ~ 55HRc

Outside Effective RPM FEED Ap RPM FEED Ap RPM FEED Ap RPM FEED Ap RPM FEED Ap Ae
Diameter Length
1.2mm 28,900 1,180 Axial 24,100 870 Axial 18,300 580 Axial 14,500 400 Axial 9,600 34 Axial Radial
4 24,800 970 Depth 20,700 720 Depth 16,100 490 Depth 12,800 340 Depth 9,600 22 Depth Depth
1.4mm 6 20,700 760 17,300 570 13,900 400 11,100 280 9,600 10
1.5mm 8 18,000 620 0.050 15,100 470 0.047 12,400 340 0.036 230 0.026 - 0.015 0.189
10 16,100 520 0.037 13,500 390 0.034 11,400 290 0.026 9,900 200 0.019 - - 0.011 0.120
1.6mm 12 13,400 380 0.024 11,300 290 0.021 220 0.016 9,100 150 0.012 - - 0.007 0.051
2.0mm 16 11,700 280 0.016 210 0.014 9,800 170 0.011 7,900 120 0.008 - - 0.026
20 10,800 120 0.011 9,900 0.010 8,800 0.008 7,000 0.005 - - - 0.015
2.5mm 25 50 0.006 9,200 90 0.005 8,800 80 0.004 7,100 50 0.003 - - - 0.006
30 9,700 0.004 8,200 40 0.004 8,100 30 0.003 6,500 30 0.002 - 44 - 0.003
6 23,300 1,070 0.003 19,400 800 0.002 14,800 540 0.002 11,900 370 0.001 9,600 18 - 0.001
8 19,500 850 0.002 16,300 640 0.002 12,900 440 0.001 10,300 310 0.001 9,600 - -
10 16,900 710 0.052 14,200 530 0.047 11,500 380 0.060 9,200 260 0.026 - - - -
14 13,700 510 0.035 11,500 390 0.032 9,700 290 0.025 7,800 200 0.018 - - 0.015 0.222
16 12,600 450 0.025 10,600 340 0.022 9,100 250 0.017 7,300 180 0.012 - - 0.010 0.094
20 10,300 300 0.013 8,700 230 0.012 7,800 180 0.009 6,200 120 0.007 - 95 - 0.048
4 26,600 0.010 22,100 1,000 0.009 16,300 640 0.007 13,000 440 0.005 9,600 60 - 0.018
6 22,800 1,340 0.006 19,000 840 0.005 14,400 550 0.004 11,500 380 0.003 9,600 25 - 0.012
8 19,000 1,120 0.073 15,900 670 0.065 12,500 460 0.051 10,000 320 0.036 9,600 13 - 0.005
10 16,600 0.057 13,800 560 0.051 11,200 390 0.040 8,900 270 0.028 9,600 - 0.020 0.462
12 14,800 900 0.041 12,400 470 0.037 10,200 340 0.029 8,200 240 0.020 - - 0.016 0.293
14 13,400 750 0.030 11,200 410 0.027 9,500 300 0.021 7,600 210 0.015 - - 0.012 0.124
16 12,300 630 0.023 10,300 360 0.020 8,900 270 0.016 7,100 190 0.011 - - 0.009 0.063
18 11,500 550 0.017 9,600 310 0.016 8,400 240 0.012 6,700 170 0.009 - - - 0.037
20 10,700 480 0.013 9,000 280 0.012 7,900 220 0.009 6,300 150 0.007 - - - 0.023
25 420 0.011 7,800 200 0.010 7,100 160 0.007 5,700 110 0.005 - - - 0.015
30 9,300 370 0.009 7,000 150 0.008 6,500 120 0.006 5,200 90 0.004 - 15 - 0.011
10 8,300 270 0.005 13,500 580 0.005 10,800 410 0.004 8,600 280 0.003 9,600 - - 0.008
14 16,100 200 0.004 10,900 430 0.004 9,100 320 0.003 7,300 220 0.002 - - - 0.004
18 13,000 780 0.035 9,300 340 0.032 8,000 260 0.025 6,400 180 0.018 - 230 - 0.002
4 11,100 580 0.020 20,000 1,200 0.018 14,000 750 0.014 12,000 500 0.010 9,600 211 0.010 0.082
6 23,000 450 0.013 17,400 1,030 0.012 12,500 650 0.009 10,000 450 0.006 9,600 89 - 0.030
8 20,300 1,500 0.070 14,500 830 0.060 10,800 540 0.052 8,700 380 0.040 9,600 45 - 0.014
10 17,000 1,350 0.064 12,600 700 0.058 9,700 470 0.045 7,800 330 0.032 9,600 56 0.022 0.966
12 14,800 1,090 0.054 11,200 600 0.048 8,900 420 0.038 7,100 290 0.027 9,600 16 0.019 0.926
14 13,200 920 0.045 10,200 530 0.040 8,200 370 0.031 6,600 260 0.022 9,600 11 0.016 0.391
16 12,000 790 0.037 9,400 470 0.034 7,700 340 0.026 6,100 230 0.019 9,600 - 0.013 0.200
18 11,100 700 0.031 8,700 420 0.028 7,200 310 0.022 5,800 210 0.016 - - 0.011 0.116
20 10,300 620 0.026 8,100 380 0.024 6,900 280 0.018 5,500 190 0.013 - - 0.009 0.073
22 9,600 550 0.022 7,500 320 0.020 6,500 250 0.015 5,200 170 0.011 - - 0.007 0.049
25 8,700 500 0.018 7,100 290 0.016 6,200 230 0.013 4,900 160 0.009 - - - 0.034
30 8,400 420 0.014 6,300 230 0.014 5,600 180 0.010 4,500 130 0.008 - 227 - 0.025
8 7,500 390 0.012 12,800 1,020 0.011 9,600 670 0.008 7,700 460 0.006 9,600 116 - 0.018
10 15,000 310 0.008 11,100 860 0.007 8,600 590 0.005 6,900 400 0.004 9,600 67 - 0.013
12 13,100 1,340 0.077 10,000 750 0.069 7,900 520 0.054 6,300 360 0.039 9,600 28 - 0.007
16 11,800 1,140 0.068 8,400 590 0.061 6,800 430 0.048 5,500 290 0.034 9,600 14 0.023 0.954
20 9,900 1,000 0.060 7,300 490 0.054 6,100 360 0.042 4,900 250 0.030 9,600 - 0.020 0.488
25 8,700 790 0.045 6,400 390 0.040 5,500 300 0.031 4,400 210 0.022 - - 0.018 0.283
30 7,600 650 0.033 5,700 320 0.030 5,000 250 0.023 4,000 1,700 0.017 - - 0.013 0.119
35 6,800 520 0.022 5,200 280 0.019 4,800 190 0.015 3,800 1,400 0.011 - - 0.010 0.061
40 6,200 430 0.014 4,800 220 0.012 4,400 170 0.010 3,500 120 0.007 - - - 0.031
50 5,700 380 0.009 4,200 140 0.008 3,900 120 0.007 3,100 80 0.005 - - 0.018
5,000 290 0.005 0.004 0.003 0.002 - 0.012
190 0.001 0.001 0.001 0.001 - 0.008
- 0.004

Depth of Cut Slotting Side Milling
Ap Axial Depth Ap Axial Depth
D Outside Diameter Ae Radial Depth

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