
Igetalloy
Indexable Inserts Square Type Negative Insert
RE
Square Type
SN
IC
Grade Selection Guide A2
D1
Negative Chipbreaker Selection Guide From B8
From A8
With Insert Hole 90° L S
: 1st choice
Material-based Grade Selection Guide
: 1st choice : 1st choice
(Legend) Continuous cut : 2nd choice
Medium cut
: 2nd choice
Interrupted cut
: 2nd choice
P Steel
Recommended application
SN¢¢1204 M Stainless steel
K Cast iron
N Non-ferrous metal B
● ● S Exotic alloy
L : 12.7 S : 4.76
Negative
Inserts
H Hardened steel
● IC : 12.7 ● D1 : 5.16 Coated
Coated carbide cermet Cermet Carbide
AC6020M
AC6030M
AC6040M
AC8025P
AC1030U
SUMIBORON (CBN) Inserts L56– SUMIDIA Binderless Inserts M26 Ceramic Inserts B128
AC630M
30M
AC610M
AC503U
AC530U
30U
AC520U
20U
AC820P
AC830P
AC405K
AC420K
AC510U
10U
AC415K
AC810P
ACZ150
T1500A
T3000Z
T1000A
00A
T1500Z
EH520
ST20E
EH510
ST10P
Applicable External Holders C16–C21 Applicable Internal Holders E53, 54
G10E
AC5
AC5
AC6
AC5
A30
T10
H1
Shape Cat. No. RE
C
MU ( p)
6
SNMG 120408N-MU 0.8 D D D D D D QDDQDQQQQQ Q
4
120412N-MU 1.2 D D D D D D QDDQDQQQQQ Q
DDD Q QQQQ Q
2
( )
120416N-MU 1.6
4° 0
0.2 0.4 0.6
D
EM ( p)
6
SNMG 120408N-EM 0.8 D DDD Q Q QQQQQ Q
4
120412N-EM 1.2 D DDD Q Q QQQQQ Q
2
( )
0° 0
0.2 0.4 0.6 R
ME ( p)
8
SNMG 120408N-ME 0.8 D D D D Q Q QQQQQ Q
6
4 120412N-ME 1.2 D D D D Q Q QQQQQ Q
2 120416N-ME 1.6 D D D D Q Q QQQQQ Q
( )
4° 0
0.4 0.8 S
MX ( p)
6
SNMG 120408N-MX 0.8 DDD Q Q QQQQQ Q
Medium-Rough cutting
4
120412N-MX 1.2 DDD Q Q QQQQQ Q
DD Q Q QQQQQ Q
2
( )
120416N-MX 1.6
-15° 0
0.2 0.4 0.6 T
UZ ( p)
6
SNMG 120408N-UZ 0.8 DDD DDDQDDQ QQQQQDDDD Q
4
120412N-UZ 1.2 DDD DDDQDDQ QQQQQ DD Q
DDD DDDQ Q QQQQQ D Q
2
( )
120416N-UZ 1.6
4° 0
0.2 0.4 0.6 V
GZ ( p)
6
SNMG 120408N-GZ 0.8 D DDDQ Q QQQQQ Q
4
120412N-GZ 1.2 D DDDQ Q QQQQQ Q
D DDDQ Q QQQQQ Q
2
( )
120416N-GZ 1.6 W
0° 0
0.2 0.4 0.6
HM ( p)
6
SNMG 120408R-HM 0.8 D D D D DD D Q Q QQQQQ Q
Solid CBN
Ceramics
4
120408L-HM 0.8 D D D D DD D Q Q QQQQQ Q
2
0 ( )
15° 0.2 0.4 0.6
MM ( p)
6
SNGG 120408R-MM 0.8 Q Q Q Q Q Q Q Q Q Q Q Q
4
120408L-MM 0.8 Q Q Q Q Q Q Q Q Q Q Q Q
2
0 ( )
10° 0.2 0.4 0.6
MP 0.8 D D D D DD D QD Q QQQQQ Q
Rough cutting
( p)
SNMM 120408N-MP
6
120412N-MP 1.2 D D D D DD D QD Q QQQQQ Q
1.6 D D D D D D QD Q QQQQQ Q
4
2
120416N-MP
( ) 120420N-MP 2.0 DD Q Q QQQQQ Q
0° 0
0.4 0.8
HG ( p)
6 SNMM 120408N-HG 0.8 D D D D D Q Q QQQQQ Q
4 120412N-HG 1.2 D D D D D Q Q QQQQQ Q
Heavy cutting
2
120416N-HG 1.6 D D D D D Q Q QQQQQ Q
( )
0° 0
0.4 0.8
HP ( p)
6 SNMM 120408N-HP 0.8 DDD D Q Q QQQQQ Q
4 120412N-HP 1.2 DDD D Q Q QQQQQ Q
2
120416N-HP 1.6 DDD D Q Q QQQQQ Q
( )
0° 0
0.4 0.8
C
For chamfering
SNGG 120400-C (0.8) Q Q Q Q Q Q Q Q Q Q Q Q Q D D D
Note: This insert is used for
chamfering. Therefore
nose radius cannot be
0° selected.
B43