Carbide Micrograin Carbide End Mills
Profiling (Metric)
Hardness
–
–
<20 HRC
20-30 HRC
30-40 HRC
40-50 HRC
Work Material Cutting Speed
Mild Carbon Steels Mild Steels
Pre-hardened Steels Die & Alloy Steels
Pre-hardened Steels Die & Alloy Steels
Aluminum
Cast Iron
Hardened Steels
330 SFM
100-115 SFM 100-130 SFM
65-100 SFM
65-82 SFM
43 SFM
a a=0.1D a r=0.2D Speed RPM 11,150
Depth of Cut
Speed RPM 25,000 15,995 10,665
Feed in/min
Speed RPM 10,420
Feed in/min
Feed in/min
Speed RPM
Feed in/min
Speed RPM
Feed in/min
Speed RPM
Feed in/min
Mill Dia.
1 2 3 4 5 6 8
7.0 8.9 9.5 8.9 8.9 8.9
4.7 4.6 5.2 5.1 5.2 5.0 5.1 5.2 5.2 5.1 5.1 5.1
4.5 4.4 5.0 4.9 5.0 4.9 4.9 5.0 5.0 4.9 4.9 4.9
8,000 4,000 2,665 2,000 1,600 1,335 1,000
2.5 2.5 2.8 2.8 2.8 2.8 2.8 2.8 2.8 2.8 2.8 2.8
7,125 3,565 2,375 1,780 1,425 1,190
1.5 1.5 1.9 1.8 1.8 2.0 1.8 1.8 1.9 1.8 1.8 1.9
4,170 2,085 1,390 1,040
1.3 1.3 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6
5,210 3,475 2,605 2,085 1,735 1,305 1,040
5,575 3,715 2,785 2,230 1,860 1,395 1,115
8,000 6,400 5,330 4,000 3,200 2,665 2,000 1,600 1,280
835 695 520 415 345 260 210 165
12.1 12.1 12.4 12.1 12.1 12.9
890 715 595 445 355 285
10 12 16 20 25
800 665 500 400 320
870 650 520 415
930 695 555 445
1. Increase speeds & feeds 5-10% for Series 412BN, 414BN, 442BN and 444BN. 2. Reduce speeds & feeds 20-30% for Series 462BN and 464BN. 3. Reduce speeds & feeds 40-50% for Series 482BN and 484BN. 4. Increase speeds & feeds 20-30% for Series 402BN TiN and 404BN TiN. 5. Column for Hardened Steels (40-50 HRC) is for 402BN TiN and 404BN TiN only.
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1503
End Mill Technical
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