Sumitomo General Catalog 2025-2026

SUMIBORON CBN Insert C 80° Diamond

Indexable Insert

L28 , L29

Standard Edge Specification Details

BN1000 BN2000 BN250

BN7000 BN700 BN600

BN350 BN300 T01225 T01235

BNC2010 BNC2020

BNC100 BNC160

BNC200 BNC300

BNX10 BNX20 BNX25

BNC500 BN500

BN7500 BNS800 NCB100

T02020

Neg. Pos.

T01225 S01225 S01725 S01225

S01225 S01225 S01225 S01215 T01215 T01215 T01215

T01215

-

: 1st Recommended : 2nd Recommended

: 1st Recommended : 2nd Recommended

: 1st Recommended : 2nd Recommended

(Legend) Continuous Cutting

General Cutting

Interrupted Cutting

K Cast Iron S Exotic Alloy H Hardened Steel Sintered Components

CCG ¢ 32.5 ˜ Coated Dimensions (inch) Inscribed Circle .3750 Hole Dia. Thickness

Recommended Application

.1732

.1563 Applicable Internal Holders

L

C34

E30 to E33

Applicable External Holders

Coated CBN

Multi-Cornered Single-Use / 7° Positive (With Hole)

Effective Cutting Edge Length LE

Nose Radius RE

No. of Cutting Edges

Pcs/ Pack

Cutting Edge Specification

Shape

Sumitomo Cat. No.

ISO Cat. No.

2NCCCGA32.50.5 2NC-CCGW09T302

.0078 .0984

 D  D F D D D D D D F F D

 

2NCCCGA32.51 2NCCCGA32.52

2NC-CCGW09T304 2NC-CCGW09T308

Standard

1 2

.0156 .0984

.0313 .0945

D D D D D F F D D

2NCCCGA32.50.5WG 2NC-CCGW09T302WG 2NCCCGA32.51WG 2NC-CCGW09T304WG 2NCCCGA32.52WG 2NC-CCGW09T308WG 2NCCCGA32.51WH 2NC-CCGW09T304WH 2NCCCGA32.52WH 2NC-CCGW09T308WH

.0078 .0984

D D D D F D

.0156 .0945

S01215

1 2

 D F D D  D D F D

.0313 .0945

Wiper Insert

.0156 .0945

F  F 

 

C

.0313 .0906

1 2

S01215

Wiper Insert

BNC100-S01715 BNC160-S01215 BNC200-S01215 BNC2010-S01215 BNC2020-S01215

2NCCCGA32.51W 2NC-CCGW09T304W

.0156 .0945

D D D D F F D

D

1 2

Wiper Insert

2NCCCGT32.51FV 2NC-CCGT09T304N-FV 2NCCCGT32.52FV 2NC-CCGT09T308N-FV

.0156 .0945

F  F 

 

R

.0313 .0906

Honing

1 2

Break Master

2NCCCGT32.50.5LV 2NC-CCGT09T302N-LV 2NCCCGT32.51LV 2NC-CCGT09T304N-LV 2NCCCGT32.52LV 2NC-CCGT09T308N-LV 2NCCCGA32.50.5LE 2NC-CCGW09T302LE 2NCCCGA32.51LE 2NC-CCGW09T304LE 2NCCCGA32.52LE 2NC-CCGW09T308LE 2NCCCGA32.50.5LT 2NC-CCGW09T302LT 2NCCCGA32.51LT 2NC-CCGW09T304LT 2NCCCGA32.52LT 2NC-CCGW09T308LT

.0078 .0906

D D D D F D

S

S00535

1 2

.0156 .0945

D  D F D D D  D F D

.0313 .0906

Break Master

.0078 .0984

  

.0156 .0984

Honing

1 2

T

.0313 .0945

Low Cutting Force

.0078 .0984

  

T00515

1 2

.0156 .0984

V

.0313 .0945

Sharper Edge

W

CBN Application Range Map

(A) Uncoated CBN

(B) Coated CBN

300

300

BNC100

BN1000

BNC160

BNC2010

200

200

BNC200

BN2000

BNX25

BNC2020

BNX20

120 100

100

BN350

( m/min ) v c

( m/min ) v c

BNC300

0

0

L42

Continuous

Interrupted

Heavy Interrupted

Continuous

Interrupted

Heavy Interrupted

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