MMC Hitachi Tool - EMB Epoch Mega Feed Ball | No. 421.2

Solid Carbide 3-flute Ball End Mill for highly efficient milling
EMB-TH | Epoch Mega Feed Ball
V max
Q max
High Speed
High Efficient
HRC
Roughing
Semi-Finishing
Finishing
65
No. of
Teeth
3
A
B
Carbide
TH45+
Micro
Grain
Nano-PVD
Coating
ID Code
EP633
EP634
EP635
EP636
EP637
EP638
EP639
EP640
D
R
d
Helix angle
Rake
Angle
Negative
Item Code
EMB-3020TH
EMB-3030TH
EMB-3040TH
EMB-3050TH
EMB-3060TH
EMB-3080TH
EMB-3100TH
EMB-3120TH
D
2
3
4
5
6
8
10
12
R
1
1.5
2
2.5
3
4
5
6
l
3
4.5
6
7.5
9
12
15
18
l1
4
5.5
7
8.5
-
ln1
15.3
14
12.7
11.3
ln2
11.3
8.5
5.7
2.8
-
-
L
50
70
(0 / -0.02)
± 0.01
h5
40°
d
Type
A
6
80
90
100
110
8
10
12
B
EMBP-TH | Epoch Mega Feed Ball Pencil Neck
D
R
d
Helix angle
(0 / -0.02)
± 0.01
h5
40°
The effective
under-neck
length
Draft angle
2
ID Code
EP641
EP642
EP643
EP644
EP645
EP646
EP647
EP648
EP649
EP650
EP651
EP652
EP653
EP654
EP655
Item Code
EMBP-3040-30-10TH
EMBP-3040-40-10TH
EMBP-3040-50-10TH
EMBP-3040-60-10TH
EMBP-3050-40-10TH
EMBP-3050-60-10TH
EMBP-3060-50-10TH
EMBP-3060-60-10TH
EMBP-3060-70-10TH
EMBP-3060-80-10TH
EMBP-3080-60-10TH
EMBP-3080-70-10TH
EMBP-3080-80-10TH
EMBP-3100-60-10TH
EMBP-3100-75-10TH
D
4
5
6
8
10
Size
ln
30
40
50
60
40
60
50
60
70
80
60
70
80
60
75
Interference
angle
Actual Effective Length in Incline Angles
R
θ
2
2.5
3
l
dn1
6
3.9
7.5
1°
9
4.9
5.9
4
12
7.9
5
15
9.9
dn
4.738
5.087
5.436
5.785
6.035
6.733
7.331
7.680
8.030
8.379
9.576
9.925
10.274
11.471
11.995
L
80
90
d
6
100
90
110
100
110
120
130
120
130
140
130
140
8
10
12
1°
31.41
41.72
51.72
x
41.50
61.83
51.58
x
71.93
81.93
x
x
82.11
61.88
x
2°
x
x
x
x
44.46
x
x
x
x
x
x
x
x
x
x
3°
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x = no contact
© 2015 MMC Hitachi Tool Engineering Europe GmbH
Errors and alterations excepted · Änderungen und Irrtum vorbehalten
3