WXL ® Premium Performance Carbide End Mills with OSG’s Proprietary WXL Coating
List 3771: 4 Flute, Corner Radius, Regular Length
Side Milling
Hardness
<20 HRC
20-30 HRC
30-38 HRC
38-45 HRC
45-55 HRC
55-60 HRC
Mild Steel Carbon Steels Cast Iron
Work Material Cutting Speed
Alloy Steels Tool Steels
Hardened Steels Pre-hardened Steels
Hardened Steels Pre-hardened Steels
Hardened Steels
Hardened Steels
396 SFM
294 SFM
258 SFM
192 SFM
156 SFM
96 SFM
a a=1.2D a r=0.2D
a a=1D a r=0.1D
a a=1D a r=0.05D
Depth of Cut
Speed RPM 12,810
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
Feed in/min
Mill Dia.
3 4 5 6 8
40.6 46.5 49.2 54.8 57.6 53.8 54.2
9,510 7,190 5,710 4,750 3,570 2,850 2,380
28.4 31.6 34.2 37.8 38.5 36.5 36.1
8,340 6,310 5,010 4,170 3,130 2,500 2,090
24.9 27.8 30.0 30.7 32.5 29.0 28.8
6,210 4,690 3,730 3,100 2,330 1,860 1,550
18.5 20.7 20.9 22.9 23.3 20.9 19.9
5,050 3,810 3,030 2,520 1,890 1,510 1,260
13.0 15.3 17.0 16.1 16.7 15.1 14.6
3,100 2,350 1,860 1,550 1,160
5.5 7.5 8.9 8.6 9.3 8.6 8.1
9,680 7,680 6,400 4,800 3,840 3,200
10 12
930 780
1. Use a rigid and precise machine and holder. 2. When chattering occurs, reduce the speed and feed simultaneously. 3. Use a suitable cutting fluid with high smoke retardant.
High Speed Light Milling
Hardness
<20 HRC
20-30 HRC
30-38 HRC
38-45 HRC
45-55 HRC
Tool Steels, Hardened Steels Pre-hardened Steels, D2, H13
Hardened Steels Pre-hardened Steels D2, H13, 17-4PH
Work Material Cutting Speed
Carbon Steels 1045, 1055
Alloy Steels 4140, 4340
Hardened Steels Heat Resistant Steels
1,560 SFM
1,380 SFM
960 SFM
600 SFM
130 SFM
a a
a r
Dia a r D<8 1.0D 0.01D 8≤D 1.0D 0.02D a a
Dia D<3
Depth of Cut
1.5D 0.01D 3≤D 1.5D 0.02D
Speed RPM 25,000.0 25,000.0 25,000.0 25,000.0 18,920.0 15,140.0 12,610.0
Feed in/min
Speed RPM 25,000 25,000 25,000 22,320 16,740 13,390 11,160
Feed in/min
Speed RPM 25,000 23,470 18,630 15,520 11,640
Feed in/min
Speed RPM 19,410 14,670 11,640
Feed in/min
Speed RPM
Feed in/min
Mill Dia.
3 4 5 6 8
230.0 260.0 300.0 322.6 264.9 242.2 213.8
220.0 240.0 270.0 261.5 214.2 198.2 169.3
200.0 215.9 193.7 169.9 135.1 126.7 107.0
155.2 129.1 116.4 102.3
4,200 3,180 2,520 2,100 1,580 1,260 1,050
28.6 25.4 22.2 19.6 15.8 14.6 12.2
9,700 7,280 5,820 4,850
81.5 74.5 62.1
10 12
9,310 7,760
1. Use a rigid and precise machine and holder. 2. When chattering occurs, reduce the speed and feed simultaneously. 3. Use a suitable cutting fluid with high smoke retardant.
osgtool.com
1437
End Mill Technical
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