HY-PRO ® CARB Performance Sub-Micrograin Carbide End Mills
Slotting (Fractional)
Hardness
–
<20 HRC
20-30 HRC
30-38 HRC
38-45 HRC
Alloy Steels Tool Steels Ti Alloys (Annealed)
Work Material Cutting Speed
Medium Steels Mild Steels
Hardened Steels Pre-hardened Steels
Stainless Steels Hardened Steels
Cast Iron
262-393 SFM
230-328 SFM
180-279 SFM
130-230 SFM
95-195 SFM
Depth of Cut
a a=0.75D
a a=0.5D
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.
1/4
5,300 4,000 3,200 2,650 2,000 1,600 1,150
25.2 25.2 25.2 25.2 25.2 25.2 25.2
4,500 3,400 2,700 2,250 1,700 1,350
21.3 21.3 21.3 21.3 21.3 20.1 20.1
3,700 2,800 2,250 1,850 1,400 1,100
11.8 13.4 14.2 14.6 15.4 15.4 15.4
2,900 2,200 1,750 1,450 1,100
9.1
2,400 1,800 1,450 1,200
7.5 8.7 9.1 9.4 9.8 9.1 9.1
5/16
10.2
3/8 1/2 5/8 3/4
11
11.4 12.2 11.8 11.8
900 700 500
900 700
1
950
800
Slotting (Metric)
Hardness
–
<20 HRC
20-30 HRC
30-38 HRC
38-45 HRC
Alloy Steels Tool Steels Ti Alloys (Annealed)
Work Material Cutting Speed
Medium Steels Mild Steels
Hardened Steels Pre-hardened Steels
Stainless Steels Hardened Steels
Cast Iron
335 SFM
230 SFM
295 SFM
217 SFM
177 SFM
Depth of Cut
a a=0.75D
a a=0.5D
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.
6 8
5,400 4,100 3,300 2,700 2,000 1,600 1,300
25.5 25.5 25.5 25.5 25.5 25.5 25.5
3,700 2,800 2,200 1,900 1,400 1,100
17.5 17.5 17.5 17.5 17.5 16.4 23.5
4,800 3,600 2,900 2,400 1,800 1,450 1,150
15.3 17.2 18.3 18.9 20.0 20.0 18.1
3,480 2,640 2,100 1,740 1,320 1,080
10.9 12.3 13.2 13.7 14.6 14.2 13.0
2,880 2,160 1,740 1,440 1,080
9.0
10.4 10.9 11.3 11.8 10.9
10 12 16 20 25
840 680
900
840
9.8
osgtool.com
1401
End Mill Technical
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