Sumitomo General Catalog 2025-2026

Turning 55˚ Diamond Negative Inserts

Indexable Insert

RE

DN 55° Diamond Neg. With Hole DN ¢¢ 44 ˜ Dimensions (inch) Cutting Edge Length L .6102 Thickness S .2500 Inscribed Circle IC .5000 Hole Dia. D1 .2031

Information in "Shape" column

EFL

Name of Chipbreaker

.12

Application Range

.08

IC

Recommended Part Material

.04

Chipbreaker Rake Angle

0

.008 .016 .024

10 °

Feed Rate (f) (inch/rev)

L

S

55°

: Interrupted Cutting 1st Recommended : Interrupted Cutting 2nd Recommended

: General Cutting 1st Recommended : General Cutting 2nd Recommended

: Continuous Cutting 1st Recommended : Continuous Cutting 2nd Recommended

P Steel M Stainless Steel K Cast Iron N Non-Ferrous Metal S Exotic Alloy H Hardened Steel

B

L53

Coated Cermet

SUMIBORON (CBN) Inserts

Coated Carbide

Carbide

Cermet

C10

E19

Applicable External Holders

Applicable Internal Holders

Nose Radius

Application Range

Shape

Sumitomo Cat. No.

ISO Cat. No.

RE

DNMG442EGZ DNMG150608N-GZ DNMG443EGZ DNMG150612N-GZ

Q Q

QQQQQ QQ QQQQQ QQ

EGZ

( a p )

.0313 .0469

★★★ ★★★

0 .08 .16 .24

( f )

0 °

.008 .016 .024

DNMM441ENP DNMM150604N-MP .0156

Q Q Q Q Q Q Q Q

QQQQQ QQ QQQQQ QQ QQQQQ QQ QQQQQ QQ QQQQQ QQ QQQQQ QQ QQQQQ QQ QQQQQ QQ

ENP

( a p )

0 .16 .08 .24

DNMM442ENP DNMM150608N-MP .0313 ★★★★ DNMM443ENP DNMM150612N-MP .0469 ★★★★ DNMM444ENP DNMM150616N-MP .0625 ★★★

( f )

0 °

.016

.032

C

DNMM441EHP DNMM150604N-HP .0156 DNMM442EHP DNMM150608N-HP .0313 DNMM443EHP DNMM150612N-HP .0469 DNMM444EHP DNMM150616N-HP .0625

EHP

( a p )

0 .16 .08 .24

F

★★ ★★

( f )

0 °

.016

.032

D

: Interrupted Cutting 1st Recommended : Interrupted Cutting 2nd Recommended

: General Cutting 1st Recommended : General Cutting 2nd Recommended

: Continuous Cutting 1st Recommended : Continuous Cutting 2nd Recommended

P Steel M Stainless Steel K Cast Iron N Non-Ferrous Metal S Exotic Alloy H Hardened Steel

DN ¢¢ 54 ˜ Dimensions (inch)

R

Cutting Edge Length L .7638 Thickness S .2500 Inscribed Circle IC .6250 Hole Dia. D1 .2500

Coated Cermet

Coated Carbide

Carbide

Cermet

S

Nose Radius

Application Range

Shape

Sumitomo Cat. No.

ISO Cat. No.

RE

DNMG542ENG DNMG190608N-UG .0313 DNMG543ENG DNMG190612N-UG .0469

Q Q

QQQQQ QQ QQQQQ QQ

ENG

FF FF

( a p )

●●● ●●●

0 .08 .16 .24

T

( f )

.008 .016 .024

DNMG542ENZ DNMG190608N-UZ DNMG543ENZ DNMG190612N-UZ DNMG544ENZ DNMG190616N-UZ

Q Q Q

QQQQQ QQ QQQQQ QQ QQQQQ QQ

ENZ

FF FF

( a p )

.0313 .0469 .0625

●● ●●

0 .08 .16 .24

V

F

( f )

.008 .016 .024

W

B38

Made with FlippingBook flipbook maker