Sumitomo General Catalog 2025-2026

SUMIBORON CBN Insert W Trigon

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

Interrupted Cutting

General Cutting

K Cast Iron S Exotic Alloy H Hardened Steel Sintered Components

WNGA43 ˜ Coated Dimensions (inch) Inscribed Circle .5000 Hole Dia. Thickness .1875

Recommended Application

.2031

L

C32 , C33

E28 , E29

Applicable External Holders

Applicable Internal Holders

Coated CBN

Multi-Cornered Single-Use / Negative (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.

6NCWNGA431 6NCWNGA432 6NCWNGA433

6NC-WNGA080404 6NC-WNGA080408 6NC-WNGA080412

.0156 .0906



Standard

1 6

.0313 .0787

 D D F D

.0469 .0787



6NCWNGA432WG 6NC-WNGA080408WG 6NCWNGA433WG 6NC-WNGA080412WG

.0313 .0787

D  D D F D

.0469 .0787

S01215

1 6

D D F D

Wiper Insert

6NCWNGA432WH 6NC-WNGA080408WH 6NCWNGA433WH 6NC-WNGA080412WH

.0313 .0748

 D D F D

C

.0469 .0787

1 6

S01215

D D F D

Wiper Insert

3NCWNGA432LT 3NC-WNGA080408LT

.0313 .0787

D

T00515

1 3

Sharper Edge

6NCWNGA432LS 6NC-WNGA080408LS

.0313 .0787

F 

BNC100 Ž S01715 BNC160 Ž S01020 BNC200 Ž S01015

R

1 6

Sharper Edge

6NCWNGA432HS 6NC-WNGA080408HS

.0313 .0787

 D F 

BNC2010 Ž S01730 BNC2020 Ž S02735 BNC160 Ž S01730 BNC200 Ž S01735

S

1 6

Strong Edge

T

V

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

L104

Continuous

Interrupted

Heavy Interrupted

Continuous

Interrupted

Heavy Interrupted

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