Single End Cobalt High Speed Steel
List 595: 5˚ Taper on Side - 3 Flute List 596: 7˚ 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
Heat Resistant High Alloys Austenitic Alloys Nickel Base Alloys
Heat Resistant High Alloys Austenitic Alloys Nickel Base Alloys
Work Material
Aluminum Aluminum Alloys
Cutting Speed
130-165 SFM 105-125 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
7,210 6,010 4,510 3,000 2,250 1,500 1,125
10.9
5,625 4,685 3,515 2,345 1,760 1,170
8.0 6.5 8.3 7.5 5.8
3,545 2,955 2,215 1,470 1,110
5.0 4.2 5.2 4.8 3.9 6.9 6.2
1,710 1,425 1,070
2.4 2.1 2.5 2.3 2.0 3.2 2.9
855 715 535 355 270 180 135
1.1 0.9 1.1 1.1 0.9 1.5 1.3
36.4 28.4 35.5 33.1 28.5 47.5 44.3
8.4
1/8
10.6
3/16
9.9 8.5
715 535 355 270
1/4 3/8 1/2
7,565 5,040 3,780
14.1 13.2
10.8
740 555
880
9.4
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
Heat Resistant High Alloys Austenitic Alloys Nickel Base Alloys
Heat Resistant High Alloys Austenitic Alloys Nickel Base Alloys
Work Material
Aluminum Aluminum Alloys
Cutting Speed
80-120 SFM
60-80 SFM
45-60 SFM
8 - 15 SFM
5 - 10 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
3.3 3.2 3.1 3.9 5.1 4.7 4.1
3,420 2,855 2,140 1,425 1,070
2.4 2.3 2.5 3.2 4.6 3.6 2.8
2,570 2,140 1,600 1,070
1.6 1.5 2.0 2.4 3.0 2.5 2.4
565 470 350 235 175 120
0.4 0.3 0.4 0.4 0.3 0.6 0.5
365 300 230 150 115
0.2 0.2 0.2 0.2 0.1 0.3 0.2
7.4 7.6 8.2 9.9
1/8
7,640 5,095 3,820 2,545 1,910
3/16
1/4 3/8 1/2
800 535 400
10.0 10.7
715 535
75 60
765
90
9.5
osgtool.com
1513
End Mill Technical
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