Carbide Micrograin Carbide End Mills
Slotting (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
100-150 SFM 100-130 SFM
65-100 SFM
65-82 SFM
43 SFM
Dia a a D<0.8 0.25D 0.8<D<2 0.50D 2<D 1.00D
Depth of Cut
Speed RPM 25,000 25,000 25,000 25,000 21,330 15,995 10,665
Feed in/min
Speed RPM 25,000 24,235 15,150 12,120
Feed in/min
Speed RPM 25,000 22,300 13,935 11,150
Feed in/min
Speed RPM 25,000 15,995 10,000
Feed in/min
Speed RPM 23,750 14,250
Feed in/min
Speed RPM 13,895
Feed in/min
Mill Dia.
0.3 0.5 0.8 1.0 1.5 2.0 3.0 4.0 5.0 6.0 8.0
1.8 3.2 4.9 6.2 7.9
3.1 5.3 4.7 4.8 4.7 5.0 5.4 5.4 5.5 6.7 7.8 8.0 8.0 7.8 7.9 8.0
1.1 1.8 2.5 2.6 3.1 3.5 3.4 3.5 3.5 3.5 3.4 3.5 3.5 3.4 3.5 3.5
0.8 1.0 1.2 1.3 1.1 1.9 2.6 2.6 2.5 2.6 2.6 2.5 2.6 2.6 2.7 2.7
0.6 0.7 0.7 0.6 0.7 1.1 1.1 1.1 1.1 1.1 1.1 1.1 1.0 1.3 1.3 1.3
0.2 0.3 0.3 0.3 0.4 0.5 0.5 0.5 0.6 0.5 0.5 0.5 0.5 0.4 0.3 0.3
8,335 5,210 4,170 2,780 2,085 1,390 1,040
8,905 7,125 4,750 3,565 2,375 1,780 1,425 1,190
8,000 5,330 4,000 2,665 2,000 1,600 1,335 1,000
8,080 6,060 4,040 3,030 2,425 2,020 1,515 1,210 1,010
7,435 5,575 3,715 2,785 2,230 1,860 1,395 1,115
11.8 11.2 11.8 12.0 11.9 11.8 12.0 11.9 11.8 11.8 12.1
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
890 715 595 445 355 285
10.0 12.0 16.0 20.0 25.0
800 665 500 400 320
930 695 555 445
755 605 485
1. Increase speeds & feeds 5-10% for Series 412 and 422. 2. Reduce speeds & feeds 20-30% for Series 462. 3. Reduce speeds & feeds 40-50% for Series 482. 4. Increase speeds & feeds 20-30% for 402 TiN. 5. Column for Hardened Steels (40-50 HRC) is for Series 402 TiN and 403 TiN only.
6. Increase speeds & feeds 20-30% for Series 403 and 445. 7. Increase speeds & feeds 20-40% for Series 403 TiN.
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1405
End Mill Technical
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