Carbide Micrograin Carbide End Mills
Standard Ball Nose Carbide 2 Flute and 3 Flute
Profiling (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 SFM
115 SFM
115 SFM
80 SFM
65 SFM
82 SFM
a a=0.1D a r=0.2D
Depth of Cut
Speed RPM 25,000 16,120 10,075
Feed in/min
Speed RPM
Feed in/min
Speed RPM
Feed in/min
Speed RPM
Feed in/min
Speed RPM
Feed in/min
Speed RPM
Feed in/min
Mill Dia.
3/64 5/64
5.9 7.6 7.6 7.6 7.9 7.1 8.8 8.4 9.0 8.8 8.8 9.1
9,365 5,620 3,510 2,810 2,340 1,760 1,405 1,080
3.0 3.5 3.7 3.9 4.1 3.6 3.9 3.8 3.9 3.9 3.9 3.8
9,365 5,620 3,510 2,810 2,340 1,760 1,405 1,080
2.6 3.1 3.3 3.5 3.7 3.2 3.5 3.4 3.5 3.5 3.5 3.4
6,515 3,910 2,445 1,954 1,630 1,220
1.5 1.8 1.9 2.0 2.0 1.8 2.0 1.9 2.0 2.0 2.0 1.9
5,295 3,175 1,985 1,590 1,325
0.7 0.9 1.1 1.2 1.2 1.2 1.2 1.1 1.2 1.2 1.2 1.2
6,675 4,005 2,505 2,005 1,670 1,250 1,000
1.5 1.8 2.1 2.2 2.3 2.1 2.2 2.1 2.2 2.2 2.2 2.2
1/8
5/32 3/16
8,060 6,720 5,040 4,030 3,100 2,685 2,015 1,610 1,260
1/4
990 795 610 530 395 320 250
5/16
975 750 650 490 390 305
13/32 15/32
770 670 500 400 315
935 700 560 440
935 700 560 440
5/8
25/32
1
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.
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
115 SFM
115 SFM
80 SFM
65 SFM
82 SFM
a a=0.1D a r=0.2D Speed RPM 11,130
Depth of Cut
Speed RPM 25,000 15,905 10,600
Feed in/min
Speed RPM 11,130
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
5.8 7.4 7.9 7.4 7.4 7.5 8.6 8.6 8.8 8.6 8.6 9.2
3.6 3.5 3.9 3.9 4.0 3.8 3.9 4.0 3.9 3.9 3.9 3.9
3.2 3.1 3.6 3.5 3.6 3.5 3.5 3.6 3.5 3.5 3.5 3.5
7,950 3,975 2,650 1,990 1,590 1,325
1.8 1.8 2.0 2.0 2.0 2.0 2.0 2.0 2.0 1.9 2.0 2.0
6,360 3,180 2,120 1,590 1,270 1,060
0.9 0.9 1.2 1.2 1.2 1.3 1.2 1.2 1.2 1.2 1.2 1.2
7,950 3,975 2,650 1,990 1,590 1,325
1.8 1.8 2.2 2.2 2.2 2.2 2.2 2.2 2.2 2.1 2.2 2.2
5,565 3,710 2,785 2,225 1,855 1,390 1,115
5,565 3,710 2,785 2,225 1,855 1,390 1,115
7,950 6,360 5,300 3,975 3,180 2,650 1,990 1,590 1,270
995 795 665 495 400 320
795 635 530 400 320 255
995 795 665 495 400 320
10 12 16 20 25
930 695 555 445
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.
osgtool.com
1501
End Mill Technical
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