SCI 21-22 General Catalog

Turning Square Negative Inserts

Indexable Insert

RE

Information in "Shape" column

Square Neg. With Hole

IC

SN

EFL

Name of Chipbreaker

.12

Application Range

.08

Recommended Part Material

.04

Chipbreaker Rake Angle

0

.008 .016 .024

10 °

Feed Rate (f) (inch/rev)

L

S

90°

: 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

SN ¢¢ 54 ˜

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

Dimensions (inch)

B

Coated Cermet

Coated Carbide

Carbide

C14

Applicable External Holders

Nose Radius

Application Range

Sumitomo Cat. No.

ISO Cat. No.

Shape

RE

Q Q

QQQQ Q QQQQ Q

««« «««

SNMR542EHM SNMG150608R-HM SNML542EHM SNMG150608L-HM

.0313

(R/L)HM

( a p )

.24

.0313

.16

.08

( f )

0

.008 .016 .024

15°

Q Q

QQQQ Q QQQQ Q

.0469 «« «« « .0625 «« «« «

( a p )

SNMM543ENP SNMM150612N-MP SNMM544ENP SNMM150616N-MP

ENP

.40

.20

( f )

0

0 °

.020

.040

Q

QQQQ Q

.0625 «« ««

( a p )

SNMM544EHG SNMM150616N-HG

EHG

.40

C

.20

( f )

0 °

0

.020

.040

D

R

S

T

V

W

B46

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