Sumitomo General Catalog 2025-2026

Sumi Dual Mill TGC

¢ Features

D Side Cutter Suitable For A Variety Of Applications M ade-to-order bodies possible with cutting width of 17mm and up. Suitable for various applications such as groove milling and shoulder milling. D Utilizes Low Resistance and Low Vibration Milling D esign emphasizes cutting edge sharpness with +10° inclination angle. Excellent cutting edge sharpness suppresses chatter to enable stable machining. D Excellent Machined Surface Quality P roprietary insert array design minimizes joint steps at the groove bottom for excellent machining quality. D Neutral-handed 4-cornered Insert E asy management with neutral-handed insert design that eliminates the need to align right-hand and left-hand inserts.

H

¢ Product Range (Body) Body: Made-to-order (custom design)

Standard design

Multi-stage design

¢ Chipbreaker Work Material P Steel, M stainless steel, K cast iron Applications General-purpose to roughing

G TGCX 13

Chipbreaker

Cutting Edge Cross Section

Width of Cut CW ( mm )

18°

Insert Cat. No.

17

21

22

22.8

23.7

24.6 Over 24.6

TGCX130704PNEN-G TGCX130708PNEN-G TGCX130712PNEN-G TGCX130716PNEN-G TGCX130720PNEN-G

Multi-stage design

Standard design

Standard design

Multi-stage design

Standard design

Multi-stage design

Standard design

Multi-stage design

Standard design

Multi-stage design Standard design CW upper limit value varies with insert.

¢ Sharp Edge Design Design emphasizes cutting edge sharpness with +10° inclination angle. Excellent cutting edge sharpness suppresses chatter to enable stable machining.

TGC

Good

Excellent cutting edge sharpness

10.0

Small Vibration

500

TGC type D

8.0

6.0

Competitor's Product C  D

0

4.0

Competitor's Product A

-500

2.0

Competitor's Product B

Principal Force Feed Force Back Force

-1,000

0

2.0

4.0

6.0

8.0 10.0

Inclination Angle (°)

Good

Cutting Edge Sharpness

-1,500

Inclination Angle

True Rake Angle

5

10

15

20

(s)

Competitor's Product F

„ Principal Force „ Feed Force „ Back Force „ Total Force

6,000

D Low Cutting Force

At least 20% less cutting force

500

Large Vibration

0

4,000

-500

8mm

Principal Force Feed Force Back Force

-1,000

2,000

-1,500

5

10

15

20

(s)

19mm

0

TGC type

Competitor's Product D Competitor's Product E

Excellent cutting edge sharpness eliminates chatter to enable stable machining

Machine : Vertical Machining Center BT50, Work Material: 1050 Steel Tool : TGC 13125W19Z12RS ( ø125mm , Width of Cut 19mm , 12 teeth) Insert : TGCX 130708PNEN-G (ACU2500) Cutting Conditions : vc = 660 SFM fz = .009 IPT ap = .748" ae = .315", Down Cut, Dry

¢ Product Range (Insert) Cat. No. TGCX1307 SS PNEN-G

Corner Radius RE ( mm ) 0.4 0.8 1.2 1.6 2.0 « « « « « « Worldwide Warehouse item

H205

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