Sumitomo General Catalog 2025-2026

CBN - SUMIBORON BN Finish Mill FMU / FMU-E Type

Cast Iron

Radial

2° 8°

Rake Angle

Axial

Fig 1

Fig 2

Fig 3

Fig 4

Fig 5

ø32

DCSFMS ø101.6

DCSFMS

DCSFMS

DCSFMS

ø177.8 ø101.6

DCB KWW

DCB KWW

DCB ø18

DCB KWW

ø18 ø22

KWW

ø26

ø26 ø32

ø13 ø20

DC

DC

L

DC

DC

DC

Body 

Dimensions ( mm )

Weight (kg)

Max. Dia. DCX

Boss DCSFMS

Overall Length LF

Keyway Width KWW

Keyway Depth KDP

Mounting Depth CBDP

Bore Dia. DCB

Number of Teeth

Cat. No.

Dia. DC

Fig

FMU4040ER FMU4050ER FMU4063ER FMU4080R FMU4100R FMU4125R FMU4160R FMU4200R FMU4250R FMU4315R

- -

37 47 60 80

40 50 63

- -

63 63 63 63 63 63 63 63 63 80

- -

- -

- -

2 3 4 6 8

1.0 1.2 1.0 1.7 2.5 3.9 6.3 9.3

1 1 2 2 3 3 3 4 4 5

« « « « « « « «

25.4 25.4

60 60 75 75

9.5 9.5

6 6 8

25 25 38 38 38 40 40 40

82.8

100 125 160 200 250 315

31.75

102.8 127.8 162.8 202.8 252.8 317.8

12.7 15.9 19.1 25.4 25.4 25.4

38.1 50.8

10 11 14 14 14

10 12 16 20 24

100 130 130 240

47.625 47.625 47.625

14.5 25.0

« Worldwide Warehouse item

Inserts are sold separately.

Maximum Depth of Cut

Structure

Cap Screw

Approach Angle : 0° Axial Rake Angle : +8° Radial Rake Angle : +2°

Engraved Mark FMUUE/FMUU

Insert

Cartridges

DC DCX

Button Head Cap Screw

Stopper Double Screw

Insert 

Dimensions (mm)

Grade

SUMIBORON

High-speed / Light General-purpose

K K

K K

Fig 1

Fig 2

Process

Roughing

45°

45°

Cat. No.

Fig

15°

12.70

3.18

12.70

SNEW1203ADTR SNEW1203ADTR-S

● ●

● ●

1 2

Part number suffix -S denotes a low-thrust insert. Cartridges Cartridges

Setting Gauge

Flat Screw Adjustment Bolt O-ring Wrench Wrench

N m

(For Flat Screws)

5.0 FMUJ P3

FMUU(E) * BFTX0509N

TTX20 TH015

* FMU4040ER / 4050ER / 4063ER use FMUUE type cartridges. * FMUU / FMUUE are pre-assembled with flat screws and adjustment screws (with O-rings attached). Parts Bolt Set Screw Stopper Double Screw Wrench Wrench Wrench (Radial)

FMU-SET (Sold Separately)

Recommended Cutting Conditions

Part Material

Insert Grade

Cutting Speed v c (SFM) Min. - Max.

Feed Rate f z (IPT) Min. - Max.

ISO

Hardness

K Gray Cast Iron 250HB 2,650 - 6,600 0.004 - 0.012 BN7000(Dry) The cutting conditions above are a guide. Actual conditions will need to be adjusted according to machine rigidity, work clamp rigidity, depth of cut and other factors. Note

(For Cartridges) (For Cap Screws) (For Stoppers) BH0620 * BTD0609FMUE WB5-10 TH040 LH030 LH025

* FMU4040ER, 4050ER and 4063ER use BH0615 bolts. * SUMI-P Anti-seizure cream included in the package.

L125

N m Recommended Tightening Torque (N·m)

Made with FlippingBook flipbook maker