Section L 25-26

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

CN ¢¢ 43 ˜ Coated Dimensions (inch) Inscribed Circle .5000 Hole Dia. Thickness .1875

Recommended Application

.2031

L

C5 to C10 Applicable Internal Holders

E12 to E14

Applicable External Holders

Coated CBN

Multi-Cornered Single-Use / Negative (With Hole)

Effective Cutting Edge Length LE

Nose Radius RE

No. of Cutting Edges

Cutting Edge Specification

Pcs/ Pack

Shape

Sumitomo Cat. No.

ISO Cat. No.

4NCCNGG432SVW 4NC-CNGG120408N-SVW

.0313 .0906

D

1 4

S01235

Wiper Insert Break Master

2NCCNGA431LE 2NCCNGA432LE 2NCCNGA433LE 2NCCNGA431LT 2NCCNGA432LT 2NCCNGA433LT 2NCCNGA431LS 2NCCNGA432LS 2NCCNGA433LS

2NC-CNGA120404LE 2NC-CNGA120408LE 2NC-CNGA120412LE 2NC-CNGA120404LT 2NC-CNGA120408LT 2NC-CNGA120412LT 2NC-CNGA120404LS 2NC-CNGA120408LS 2NC-CNGA120412LS

.0156 .0984

  

Honing

.0313 .0945

1 2

.0469 .0906

Low Cutting Force

.0156 .0984

D

C

.0313 .0945

D

1 2

T00515

.0469 .0906

D

Sharper Edge

.0156 .0984



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

D

1 2

.0313 .0945

D



.0469 .0906

  F

Sharper Edge

R

2NCCNGA432HS 2NC-CNGA120408HS 2NCCNGA433HS 2NC-CNGA120412HS

.0313 .0945

D D D D D F D

S01730

1 2

.0469 .0906

D D D D D F D

Strong Edge

2NCCNGA432ES 2NCCNGA433ES

2NC-CNGA120408ES 2NC-CNGA120412ES

.0313 .0945

D

S

S01730

1 2

.0469 .0906

D

Strong Edge

4NCCNGA431LS 4NCCNGA432LS 4NCCNGA433LS

4NC-CNGA120404LS 4NC-CNGA120408LS 4NC-CNGA120412LS

.0156 .0984

F F 

BNC100 Ž S01715 BNC160 Ž S01020 BNC200 Ž S01015 BNC300 Ž S00515 BNC2010 Ž S01730 BNC2020 Ž S02735 BNC160 Ž S01730 BNC200 Ž S01735 BNC300 Ž S01735 BNC500 Ž S01225

T

1 4

.0313 .0945

F D

.0469 .0906

F F 

Sharper Edge

4NCCNGA431HS 4NC-CNGA120404HS 4NCCNGA432HS 4NC-CNGA120408HS 4NCCNGA433HS 4NC-CNGA120412HS

.0156 .0984

 D D   D D D   D D D 

D

  

V

.0313 .0945

F D

1 4

.0469 .0906

F D

Strong Edge

W

4NCCNGA431ES 4NCCNGA432ES 4NCCNGA433ES

4NC-CNGA120404ES 4NC-CNGA120408ES 4NC-CNGA120412ES

.0156 .0984



.0313 .0945

S00535

1 4

D

.0469 .0906

D

High-Efficiency

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

L34

Continuous

Interrupted

Heavy Interrupted

Continuous

Interrupted

Heavy Interrupted

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