Single End Cobalt High Speed Steel
List 593: 2˚ Taper on Side - 3 Flute List 594: 3˚ Taper on Side - 3 Flute
Side Milling
Hardness
<145 Brinell
<20 HRC
20-30 HRC
30-40 HRC
40-50 HRC
–
Med. Carbon Steels Med. Strength Titanium Alloys Med. Strength Stainless Steels
Mild Steels Hard Brass Bronze Cast Iron
High Carbon Steel Titanium Alloys High Strength Stainless Steels
High Carbon Steel Titanium Alloys High Strength Stainless Steels
High Carbon Steel Titanium Alloys High Strength Stainless Steels
Work Material
Aluminum Aluminum Alloys
Cutting Speed
130-150 SFM 105-120 SFM
65-80 SFM
20-50 SFM
15-20 SFM
400-590 SFM
a a=1.5D a r= 0.1D
Depth of Cut
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
Speed RPM 24,200 20,170 15,130 10,085
Feed in/min
Mill Dia.
5/64 3/32
6,845 5,700 4,280 2,850 2,140 1,425 1,070
9.7 8.1
5,500 4,585 3,440 2,295 1,720 1,145
7.8 6.4 8.0 7.5 6.0
3,545 2,955 2,215 1,480 1,110
5.0 4.1 5.2 4.8 3.9 6.9 6.2 5.5
1,710 1,425 1,070
2.4 2.1 2.4 2.3 1.8 3.3 3.0 2.6
855 715 535 355 270 180 135 105
1.1 0.9 1.1 1.1 0.8 1.5 1.4 1.2
33.3 28.5 35.6 33.3 26.7 47.6 42.3 37.5
1/8
10.1
3/16
9.4 7.5
715 525 355 270 215
1/4 3/8 1/2 5/8
7,560 5,040 3,780 3,025
13.5 12.0 10.6
10.7
740 550 440
860 690
9.6 8.5
855
Slotting
Hardness
<145 Brinell
<20 HRC
20-30 HRC
30-40 HRC
40-50 HRC
–
Med. Carbon Steels Med. Strength Titanium Alloys Med. Strength Stainless Steels
Mild Steels Hard Brass Bronze Cast Iron
High Carbon Steel Titanium Alloys High Strength Stainless Steels
High Carbon Steel Titanium Alloys High Strength Stainless Steels
High Carbon Steel Titanium Alloys High Strength Stainless Steels
Work Material
Aluminum Aluminum Alloys
Cutting Speed
80-120 SFM
60-80 SFM
45-60 SFM
25-45 SFM
8-20 SFM
150-350 SFM
Depth of Cut
a a=1/3D
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
Speed RPM 12,225 10,190
Feed in/min
Mill Dia.
5/64 3/32
4,890 4,075 3,055 2,040 1,530 1,020
3.2 3.1 3.2 3.1 3.6 4.4 4.1 3.4
3,420 2,850 2,140 1,425 1,070
2.4 2.4 2.5 2.7 3.2 3.3 2.8 2.6
2,670 2,140 1,600 1,070
1.5 1.5 1.9 1.8 2.2 2.6 2.2 2.0
1,710 1,425 1,070
1.2 0.9 1.2 1.2 0.9 1.5 1.5 1.2
685 570 430 285 215 140 105
0.3 0.3 0.3 0.3 0.3 0.5 0.5 0.3
7.0 7.2 7.3 7.5 7.9 9.7 8.7 7.9
1/8
7,640 5,095 3,820 2,545 1,910 1,530
3/16
715 535 355 270 215
1/4 3/8 1/2 5/8
800 535 400 320
715 535 430
765 610
85
osgtool.com
1512
End Mill Technical
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