HY-PRO ® CARB Performance Sub-Micrograin Carbide End Mills
List HP441 (Continued)
Side Milling (Metric)
Hardness
ā
<20 HRC
20-30 HRC 30-38 HRC
38-45 HRC
45-55 HRC
55-60 HRC
Hardened Steels Pre-hardened Steels Ti Alloys (Solution Treated and Aged)
Hardened Steels Pre-hardened Steels Stainless Steels Inconel Ni Based Alloys
Alloy Steels Tool Steels
Work Material
Mild Steels Carbon Steels
Hardened Steels
Hardened Steels
Cast Iron
Ti Alloys (Annealed)
Cutting Speed
390 SFM 330 SFM 270 SFM 220 SFM
190 SFM
120 SFM
80 SFM
a a
a r
Dia Dā¤3
a a=1D a r=0.02D
Depth of Cut
1.5D 0.05D 3<D 1.5D 0.10D
Speed RPM
Feed in/min
Speed RPM
Feed in/min
Speed RPM
Feed in/min
Speed RPM
Feed in/min
Speed RPM 18,420
Feed in/min
Speed RPM
Feed in/min
Speed RPM
Feed in/min
Mill Dia.
1 2 3 4 5 6 8
25,000 13.6 25,000 13.7 25,000 14.4 21,330 7.6 18,905 17.6 15,995 14.9 13,090 12.8 10,188 6.1 12,605 29.7 10,665 25.1 8,725 17.0 7,110 5.9 9,450 29.4 8,000 24.8 6,545 14.5 5,330 6.5 7,560 34.7 6,400 30.2 5,235 20.2 4,265 6.8 6,300 30.8 5,330 30.2 4,365 20.6 3,555 7.2 4,725 32.9 4,000 27.8 3,270 19.4 2,665 6.9 3,780 34.5 3,200 28.8 2,620 20.2 2,135 7.2 3,150 34.3 2,665 29.3 2,180 20.5 1,775 7.4 2,700 31.2 2,285 27.2 1,870 19.7 1,525 7.0 2,365 31.5 2,000 26.1 1,635 19.6 1,335 6.2 2,100 31.0 1,775 26.1 1,455 19.3 1,185 5.4 1,890 29.3 1,600 24.8 1,310 15.3 1,065 4.9
6.6 5.6 5.8 5.5 5.9 6.2 6.0 6.2 6.2 5.9 5.2 4.8 4.3 3.9 3.4
11,635 3.9
7,755 4,050 2,585 1,940 1,550 1,295
2.4 2.3 2.4 2.3 2.1 2.0 1.7 1.7 1.4 1.2 1.0 1.0 0.9 0.8 0.7
9,240 6,140 4,605 3,685 3,070 2,300 1,840 1,535 1,315 1,150 1,025
5,772 3,816 2,910 2,325 1,940 1,455 1,165
3.4 3.5 3.6 3.7 3.6 3.4 4.1 2.9 2.4 2.3 2.0 1.7 1.5 1.5
970 775 645 555 485 430 390 355 310
10 12 14 16 18 20 22 25
970 830 725 645 580 530 465
920 835 735
1,720 27.1 1,455 23.0 1,190 16.0 970 1,510 23.7 1,280 20.2 1,045 13.9 855
4.4 3.9
For High Speed see milling parameters, pg 1396-1397.
osgtool.com
1395
End Mill Technical
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