SEC-SUMI UFO MILL
Rake
Angle
Radial
Axial
−7°
+27°
5.5mm
45° S S S S S S
P M K N N S H
Steel Stainless Steel Cast Iron Non-Ferrous Metal Aluminum Exotic Alloy Hardened Steel UFO 4000 Type
General Milling for Steel and Hard-to-cut Material
Fig 1 Fig 2 Fig 3 Fig 4
BD
BD
BD DCSFMS
BD DCSFMS ø177.8
DCSFMS DCSFMS ø101.6 ø101.6


KDP


KDP
DCB


KDP
KDP
DCB DCB ø18 DCB ø18 ø22
KWW KWW KWW KWW


CBDP


CBDP
CBDP


CBDP
LF


LF
LF


LF
ø13
ø20
DC DC DC DC
■ Body Inch Dimensions (mm)
Stock


Stock
Diameter External Diameter Boss Height Hole Size Grooving Width Grooving Depth Mounting Depth No. of Weight
Cat. No.(R) Cat. No.(L) Fig
DC BD DCSFMS LF DCB KWW KDP CBDP Teeth (kg)
UFO 4080R D UFO 4080L *
80 102 60 50 25.4 9.5 6 25 4 2.1 1
4100R D 4100L 100 122 70 50 31.75 12.7 8 32 5 2.9 2
4125R D 4125L 125 146 75 63 38.1 15.9 10 38 6 4.2 2
4160R D 4160L 160 180 100 63 50.8 19.1 11 38 8 6.6 2
4200R D 4200L 200 220 130 63 47.625 25.4 14 35 10 9.5 3
UFO 4250R D UFO 4250L 250 270 130 63 47.625 25.4 14 35 12 14.8 3
4315R 4315L 315 335 240 80 47.625 25.4 14 35 14 26.6 4
Inserts are not included.
*Please use JIS B1176 hexagonal bolt (M12×30 to 35mm) for securing ø80 cutter to the arbor.

■ Insert P Steel M Stainless Steel K Cast Iron N Non-Ferrous Metal S Exotic Alloy H Hardened Steel
Grade Coated Carbide Carbide Cermet Fig 5


2
2.


25°
High Speed/Light P K M


12.70
M
Application General Purpose K P K K P


±
0.
H
01
3
Roughing K 12.70 3.97
ACP200
ACP300
ACK200
ACK300
ACP100


Fig 6(ACP / ACK Series Grades)
EH20Z


T250A


Cutters
Cat. No. Fig


Milling
A30N
G10E

H10E


2
H1


2.


25°
12.70
SFEN 12T3AZTN D D D D 5
M
±
0.
01

12T3AZTN-S D
3

5 12.70 3.97
Face
12T3AZTN-W 5 Fig 7 Milling
2
2.


12T3AZFN D 5 Shoulder

25°
Milling
12.70

SFKN 12T3AZTN D D D D D
M


6(7)
±
0.


High Feed
01
3


3.97
12T3AZTN-S D 7 12.70
Radius
12T3AZTN-W D 7 Fig 8
2
2.


25°

Multi-
12T3AZFN D D D D
12.70


6(7) Purpose
M
±
0.


SFKR 12T3AZEN D D R/
01


8
3


12.70 3.97 Profiling
UW 12500R D 9 Groove/
Fig 9
T-Slot
32° 12.2


Wiper Insert
25°


Chamfering
Double Screw
3
01


3.97±0.025
0.


16



Engraved Mark Aluminum/
Light Alloys
4SR Insert Clamp
* -S: Sharp edge, -W: Strong edge High-Speed
Shim Cast Iron
Insert

Locator
Double
■ Recommended Cutting Conditions
Screw
Clamp
Work Cutting Speed v(m/min)
c Feed Rate f(mm/t)
z
ISO Hardness Grade
■ Parts Material Min.- Optimum -Max. Min.- Optimum -Max.
General Steel 180 to 280HB 100-175 -250 0.15- 0.23 -0.30 ACP200
Applicable Locator Insert Double
Shim Locator P Soft Steel ≤180HB 125- 210 -300 0.15- 0.23 -0.30 ACP200
Cutters Clamp Clamp Screw Size N m
Die Steel 200 to 220HB 80-140 -200 0.15- 0.20 -0.25 ACP200
UFO 4000R Type UFKWR UFTWR WB7-15T M7 8.0 UF4SR UF4KR M Stainless Steel Q 160-190 -220 0.15- 0.23 -0.30 ACP300
UFO 4000L Type UFKWL UFTWL WB7-15T M7 8.0 UF4SL UF4KL K Cast Iron 250HB 60-155 -250 0.15- 0.23 -0.30 ACK200
Note: Wrench used is TT25.
N Non-Ferrous Metal Q 300-550 -800 0.15- 0.23 -0.30 H1
The cutting conditions above are a guide. Actual conditions will need to be adjusted
N m Recommended Tightening Torque(N・m) Note
according to machine rigidity, work clamp rigidity, cutting depth, and other factors.

H43