SCI 21-22 General Catalog

SUMIBORON CBN Insert V

Indexable Insert

35° Diamond

: 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

VN ¢¢ 33 ˜ Uncoated

Recommended Application

Inscribed Circle .3750 Hole Dia.

.1500

Dimensions (inch)

Thickness

.1875

L

C29 to C31

E26

Applicable External Holders

Applicable Internal Holders

Uncoated 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.

2NUVNGG331LV 2NU-VNGM160404N-LV 2NUVNGG332LV 2NU-VNGM160408N-LV

Q Q

« «

.0156 .1102

S00535

.0313 .0787

1 2

Break Master

2NUVNGA332LF 2NU-VNGA160408LF

Q

D

.0313 .0787

Sharp Edge

1 2

Low Cutting Force

2NUVNGA331LT 2NU-VNGA160404LT 2NUVNGA332LT 2NU-VNGA160408LT

Q Q Q Q

D D

.0156 .1102

C

D D

T01215

1 2

.0313 .0787

Sharper Edge

2NUVNGA331T 2NU-VNGA160404HT 2NUVNGA332T 2NU-VNGA160408HT

Q Q

« «

.0156 .1102

T01235

1 2

.0313 .0787

D

Strong Edge

2NUVNGA331HS 2NU-VNGA160404HS 2NUVNGA332HS 2NU-VNGA160408HS

Q Q

«

.0156 .1102

BN2000 Ž S01235 BN7000 Ž S01225 BN700 Ž S01225

D

D F

R

1 2

.0313 .0787

Strong Edge

*Depth of cut for single-use types is 0.0197 inch or less.

S

Multi-Cornered / 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.

T

2MDVNMA331 2MD-VNMA160404 2MDVNMA332 2MD-VNMA160408 2MDVNMA333 2MD-VNMA160412

Q Q Q Q Q Q

D

D

D

.0156 .1220

D

.0313 .1535

Standard

1 2

D

.0469 .1142

V

W

CBN Application Range Map

(C) Gray Cast Iron

(D) Ductile Cast Iron

(E) General Powdered Metal

(F) High-density Powdered Metal

(G) Titanium Alloy

2,000

500

300

300

300

1,500

400

200

200

BNC500

200

BN7000

1,000

300

BN7500

( m/min ) v c

( m/min ) v c

( m/min ) v c

( m/min ) v c

BN7500

( m/min ) v c

BNS800

BN7000

NCB100

100

100

100

BN7000

200

500

BN500

BN7000

0

0.05 0.10 0.15 0.20 Feed Rate f (mm/rev)

Depth of Cut a p ( mm ) Feed Rate f ( mm / rev )

Depth of Cut a p ( mm ) Feed Rate f ( mm / rev )

0 0.1 0.3 0.5

0 1.0 2.0 3.0 4.0

0 0.1

0.15 0.05 0.1 0.2 0.25 0.3 0.2 0.3 0.4 0.5

0 0.1

0.05 0.1 0.15 0.2 0.25 0.3 0.2 0.3 0.4 0.5

p (mm)

Depth of Cut a

Depth of Cut a

p (mm)

L93

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