HY-PRO ® CARB VGX High Performance Variable Geometry End Mills
List VG441BN: 4 Flute - Ball Nose
Side Milling
Hardness
<25 HRC
25-30 HRC
30-35 HRC
35-45 HRC
45-50 HRC
<40 HRC
<45 HRC
400 Stainless Steels Alloy Steels Tool Steels
300 Stainless Steels Hardened Steels Pre-hardened Steels
Mild Steels Carbon Steels Cast Iron
High Temp. Alloys Inconel Hastelloy
Work Material
PH Stainless Steels Hardened Steels
Hardened Steels
Titanium Alloys
Cutting Speed
400-500 SFM 300-400 SFM 200-350 SFM 200-250 SFM 175-225 SFM 150-250 SFM 100-135 SFM
Aa=1.5D Ar=0.5D
Aa=1.25D Ar=0.4D
Aa=1.25D Ar=0.2D
Aa=1.25D Ar=0.4D
Aa=1D Ar=0.2D
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
Feed in/min
Speed RPM
Feed in/min
Mill Dia.
1/8
13,750 44.0 10,695 25.7
8,400 5,600 4,200 3,350 2,800 2,400 2,100 1,700 1,400 1,050
18.6 20.6 20.3 21.4 20.6 20.1 19.5 19.0 16.8 14.9 12.1
6,875 4,585 3,440 2,750 2,290 1,965 1,720 1,375 1,150
15.2 6,110 14.5 6,110 16.9 4,075 16.3 4,075 16.7 3,050 16.8 3,050 17.6 2,450 17.8 2,450 16.9 2,040 16.3 2,040 16.5 1,750 16.3 1,750 15.9 1,525 15.7 1,525 15.4 1,225 14.7 1,225 13.8 1,025 13.5 1,025
12.9 13.7 13.9 15.1 14.6 14.0 13.9 12.5 11.8 10.6
3,665
9.5
3/16
9,170 46.8 7,130 6,875 46.8 5,350 5,500 48.1 4,210 4,585 47.1 3,565 3,930 45.4 3,055 3,440 45.4 2,675 2,750 40.6 2,140 2,290 37.3 1,785 1,720 33.0 1,340 1,375 26.4 1,070
28.8 31.1 31.8 30.5 30.2 29.2 27.7 25.3 22.8 18.2
2,445 10.9 1,835 11.2 1,465 11.7 1,220 11.1 1,050 11.1
1/4
5/16
3/8
7/16
1/2 5/8 3/4
915 730 610 460 365
10.8
9.9 9.3 8.4 6.7
1
860 690
12.2
765 12.2
765 610
1 1/4
850
9.8
610
9.7
8.3
Slotting
Hardness
<25 HRC
25-30 HRC
30-35 HRC
35-45 HRC
45-50 HRC
<40 HRC
<45 HRC
300 Stainless Steels Hardened Steels Pre-hardened Steels
High Temp. Alloys Inconel Hastelloy
Mild Steels Carbon Steels Cast Iron
400 Stainless Steels Alloy Steels Tool Steels
Work Material
PH Stainless Steels Hardened Steels
Hardened Steels
Titanium Alloys
Cutting Speed
325-400 SFM 250-325 SFM 175-275 SFM 160-200 SFM 140-180 SFM 125-200 SFM 75-100 SFM
Depth of Cut
Aa=0.75D
Aa=0.5D
Aa=0.5D
Aa=0.2D
Aa=1D
Speed RPM 11,240
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
Speed RPM
Feed in/min
Mill Dia.
1/8
35.8 38.5 37.9 39.4 38.2 37.1 37.2 33.1 31.1 26.7 21.2
8,860 5,910 4,430 3,545 2,955 2,530 2,215 1,775 1,480 1,110
21.3 23.9 25.5 26.8 25.5 24.7 24.2 22.5 20.9 18.7 14.9
6,900 4,600 3,450 2,750 2,300 1,950 1,700 1,400 1,150
15.4 17.5 17.2 18.3 17.5 16.7 16.1 15.9 14.4 12.6 10.1
5,500 3,670 2,750 2,200 1,835 1,575 1,375 1,100
10.7 4,890 11.6 5,050 10.6 2,750 11.5 3,260 12.8 3,350 11.5 1,835 12.2 2,445 14.0 2,550 11.8 1,375 12.9 1,955 14.2 2,000 11.8 1,100
7.3 8.1 8.1 9.0 8.3 8.3 8.1 7.6 6.9 6.5 5.1
3/16
7,495 5,620 4,500 3,750 3,210 2,810 2,250 1,875 1,405 1,115
1/4
5/16
3/8
12.2 1,630 12.8 1,700 11.6 11.8 1,395 12.8 1,450 11.8 11.5 1,225 12.8 1,300 12.1
915 785 690 550 460 345 275
7/16
1/2 5/8 3/4
11.0 10.0
975 11.6 1,000 10.0
920 685 550
815 10.5
850 650 500
9.4 9.0 6.9
1
875 700
8.6 6.9
610 490
9.8 7.8
1 1/4
885
osgtool.com
1494
End Mill Technical
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