Carbide Micrograin Carbide End Mills
Standard 2 Flute and 3 Flute Carbide
Side Milling (Fractional)
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
330-400 SFM 100-150 SFM 100-150 SFM
80-115 SFM
80-100 SFM
50 SFM
a a=1.5D a r=0.1D
Depth of Cut
Speed RPM 25,000 25,000 25,000 25,000 22,290 17,830 11,145
Feed in/min
Speed RPM 25,000 23,855 15,905 10,180
Feed in/min
Speed RPM 25,000 23,855 15,905 10,180
Feed in/min
Speed RPM 24,810 18,605 12,405
Feed in/min
Speed RPM
Feed in/min
Speed RPM 12,725
Feed in/min
Mill Dia.
0.015 0.02 0.03 3/64 1/16 5/64
3.9 7.1
3.1 5.2 4.9 5.0 5.5 8.4 9.5
1.7 2.6 2.7 3.1 3.4 3.7 5.0 5.9 7.2 6.4 6.7 8.1 7.2 8.3 8.8 8.3
1.2 1.6 1.7 2.4 2.7 2.9 3.9 4.2 4.6 4.3 4.4 4.6 4.3 4.9 5.5 4.8
2,290
0.1 0.8 0.8 1.3 1.4 1.5 1.6 1.7 1.7 1.5 1.7 1.7 1.5 1.7 1.7 1.3
0.2 0.4 0.4 0.5 0.6 1.0 1.0 1.0 1.1 1.0 1.0 1.1 1.0 1.0 1.1 0.8
17,175 11,450
9,540 6,360 4,070 3,055 2,445 1,525 1,220 1020
11.1 14.0 18.6 19.7 15.8 17.5 18.5 16.5 18.5 19.5 19.5 20.8 21.5 18.3
7,940 5,955 4,765 2,975 2,380 1,985 1,490 1,190
7,330 5,495 4,395 2,750 2,200 1,830 1,375 1,100
7,635 6,105 3,815 3,055 2,545 1,910 1,525 1,270
7,635 6,105 3,815 3,055 2,545 1,910 1,525 1,270
1/8
5/32 3/16
8,915 7,430 5,575 4,460 3,715 2,785 2,230 1,860 1,395
10.2 10.7
1/4
9.6
765 610 510 380 305 255 190
5/16
10.0 11.2 10.0 12.6 13.2 12.6
3/8 1/2 5/8 3/4
990 745 595 495 370
915 685 550 460 345
955 765 635 475
955 765 635 475
1
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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1402
End Mill Technical
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