Sumitomo General Catalog 2025-2026

SUMIBORON CBN Insert

Indexable Insert

T Triangular TPG ¢ 22 ˜ Coated Dimensions (inch) Thickness .1250

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

Recommended Application

Inscribed Circle .2500 Hole Dia.

.1339

L

E46, E48, E50 to E52

Applicable Internal Holders

Coated CBN

Multi-Cornered Single-Use / 11° 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.

NCTPGA221 NCTPGA222

NC-TPGW110304 NC-TPGW110308

.0156 .0906

D D D D F F

Standard

1 1

.0313 .0787

D D D

D

3NCTPGA221 3NCTPGA222

3NC-TPGW110304 3NC-TPGW110308

.0156 .0906

 D  D   D  D 

F D

 

.0313 .0787

Standard

1 3

F D

3NCTPGT221FV 3NC-TPGT110304N-FV 3NCTPGT222FV 3NC-TPGT110308N-FV

.0156 .0866

F  F 

 

C

.0313 .0748

1 3

Honing

Break Master

3NCTPGA220.5LE 3NC-TPGW110302LE 3NCTPGA221LE 3NC-TPGW110304LE 3NCTPGA222LE 3NC-TPGW110308LE 3NCTPGA220.5LT 3NC-TPGW110302LT 3NCTPGA221LT 3NC-TPGW110304LT 3NCTPGA222LT 3NC-TPGW110308LT 3NCTPGA221LS 3NC-TPGW110304LS 3NCTPGA222LS 3NC-TPGW110308LS

.0078 .0945

  

D

Honing

1 3

.0156 .0906

.0313 .0787

Low Cutting Force

.0078 .0945



R

1 3

.0156 .0906

T00515

D

.0313 .0787

D

Sharper Edge

.0156 .0906

 D

F D



BNC100 Ž S01715 BNC160 Ž S01020 BNC200 Ž S01015 BNC300 Ž S00515

S

1 3

.0313 .0787

F D

 

Sharper Edge

3NCTPGA221HS 3NC-TPGW110304HS 3NCTPGA222HS 3NC-TPGW110308HS

.0156 .0906

 

.0313 .0787

T

S01735

1 3

Strong Edge

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

L84

Continuous

Interrupted

Heavy Interrupted

Continuous

Interrupted

Heavy Interrupted

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