HY-PRO ® CARB Performance Sub-Micrograin Carbide End Mills
List HP432, HP434: (Continued)
High Speed Light Milling (Metric)
Hardness
<20 HRC
20-30 HRC
30-38 HRC
38-45 HRC
45-55 HRC
Hardened Steels Pre-hardened Steels Stainless Steels Inconel Ni Based Alloys
Hardened Steels Pre-hardened Steels Ti Alloys (Solution Treated and Aged)
Alloy Steels Tool Steels Ti Alloys (Annealed)
Work Material
Mild Steels Carbon Steels
Hardened Steels
Cutting Speed
1,310 SFM
1,150 SFM
820 SFM
490 SFM
260 SFM
a a
a r
Dia D≤8
a a
a r
Dia D≤8 8<D
Depth of Cut
1.5D 0.01D 8<D≤16 1.5D 0.02D 16<D 1.5D 0.05D
1D 0.01D 1D 0.02D
Speed RPM 25,000 25,000 25,000 21,165 15,875 12,700 10,585
Feed in/min
Speed RPM 25,000 25,000 22,300 18,580 13,935 11,150
Feed in/min
Speed RPM 25,000 19,875 15,900 13,250
Feed in/min
Speed RPM 15,835 11,875
Feed in/min
Speed RPM
Feed in/min
Mill Dia.
3 4 5 6 8
46.8 65.6 96.7 97.2 98.8
47.2 65.4 84.0 85.0 85.3 83.8 83.0
46.4 53.1 55.1 60.2 57.3 57.1 57.3
25.9 27.1 29.4 31.2 31.2 31.5 31.2
8,400 6,300 5,040 4,200 3,150 2,520 2,100
14.1 16.4 17.7 16.5 16.7 16.7 16.1
9,500 7,915 5,940 4,750 3,960
9,935 7,950 6,625
10 12
100.0
97.2
9,290
Reduce feeds 50% for Series HP432 High speed Light Milling.
osgtool.com
1460
End Mill Technical
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