HSS-CO End Mills 2 Flute
Slotting
Hardness
30-40 HRC
40-50 HRC
–
High Tensile Steels Tool Steels Medium Strength Stainless Steels and Titanium Alloys
Aluminum Alloy Aluminum
Heat Resistant High Strength Stainless Steels and Titanium Alloys
Work Material
Plastics Woods
Cutting Speed
80-150 SFM
16-32 SFM
150-165 SFM
Depth of Cut
a a=0.5D
Speed RPM 25,000 14,060
Feed in/min
Speed RPM
Feed in/min
Speed RPM 25,000 19,250 12,835
Feed in/min
Mill Dia.
IPT
IPT
IPT
1/64 1/32 3/64 1/16 5/64 3/32 7/64
0.00002 0.00004 0.00009 0.00012 0.00017 0.00024 0.00028 0.00034 0.00040 0.00048 0.00056 0.00067 0.00095 0.00132 0.00160 0.00212 0.00236 0.00280 0.00315 0.00355 0.00355 0.00400 0.00400 0.00400 0.00400 0.00400 0.00400 0.00400 0.00400 0.00400 0.00400 0.00400 0.00400
0.8 1.2 1.6 1.7 1.9 2.2 2.2 2.4 2.5 2.7 2.9 3.1 3.3 3.7 3.7 4.3 4.1 4.4 4.4 4.5 4.2 4.3 4.0 3.7 3.5 3.1 2.8 2.6 2.3 2.2 2.0 1.9 1.8
6,300 3,150 2,000 1,600 1,250 1,000
0.00001 0.00003 0.00006 0.00008 0.00011 0.00016 0.00020 0.00024 0.00028 0.00034 0.00040 0.00048 0.00071 0.00100 0.00118 0.00140 0.00180 0.00200 0.00224 0.00250 0.00250 0.00280 0.00315 0.00355 0.00355 0.00400 0.00400 0.00400 0.00400 0.00400 0.00400 0.00400 0.00400
0.1 0.2 0.2 0.3 0.3 0.3 0.4 0.4 0.4 0.4 0.4 0.5 0.6 0.6 0.7 0.6 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.6 0.6 0.5 0.5 0.4 0.4 0.4
0.00003 0.00008 0.00014 0.00020 0.00028 0.00038 0.00043 0.00050 0.00060 0.00071 0.00080 0.00095 0.00132 0.00190 0.00212 0.00265 0.00300 0.00315 0.00335 0.00375 0.00375 0.00400 0.00425 0.00450 0.00450 0.00475 0.00475 0.00500 0.00500 0.00500 0.00500 0.00500 0.00500
1.5 2.9 3.6 3.9 4.3 4.8 4.7 4.8 5.1 5.5 5.6 6.1 6.4 7.3 6.8 7.3 7.2 6.7 6.4 6.6 6.0 5.9 5.8 5.8 5.4 5.1 4.6 4.4 4.0 3.7 3.4 3.2 3.0
9,370 7,030 5,625 4,685 4,015 3,515 3,125 2,810 2,555 2,345 1,760 1,400 1,170 1,000
9,625 7,700 6,420 5,500 4,815 4,280 3,850 3,500 3,210 2,400 1,925 1,600 1,375 1,200 1,070
900 800 710 630 560 500 400 315 280 224 200 180 160 140 140 125 112 100 100
1/8
9/64 5/32
11/64
3/16
1/4
5/16
3/8
7/16
1/2
880 780 700 640 585 540 500 470 440 390 350 320 295 270 250 235 220
9/16
5/8
965 875 800 740 690 640 600 535 480 440 400 370 345 320 300
11/16
3/4
13/16
7/8
15/16
1
1-1/8 1-1/4 1-3/8 1-1/2 1-5/8 1-3/4 1-7/8
90 80 71 63 63 56 50 50
2
1) Based on regular 2FL cutting depth (1/2D) 4FL depth (1/4D) . 2) In case of deeper operation, slow down feed by 20-50%.
osgtool.com
1409
End Mill Technical
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