Turning Triangular Negative Inserts
Indexable Insert
RE
Information in "Shape" column
Triangular Neg. With Hole
TN
EFL
Name of Chipbreaker
.12
IC
Application Range
.08
Recommended Part Material
.04
Chipbreaker Rake Angle
0
.008 .016 .024
10 °
Feed Rate (f) (inch/rev)
L
s
60°
: 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
TN ¢¢ 32
Cutting Edge Length L .6496 Thickness S .1250 Inscribed Circle IC .3750 Hole Dia. D1 .1500
Dimensions (inch)
B
Coated Cermet
Coated Carbide
Carbide
C20
Applicable External Holders
Nose Radius
Application Range
Sumitomo Cat. No.
ISO Cat. No.
Shape
RE
Q Q
QQQQ Q QQQQ Q
DD FD DD DD
TNMG321ESU TNMG160304N-SU TNMG322ESU TNMG160308N-SU
.0156
ESU
( a p )
.08
.0313
.04
( f )
13°
0
.016
.008
Q
QQQQ Q
D
TNMG322ENK TNMG160308N-SK
( a p )
.0313
ENK
.24
.16
.08
( f )
0
8°
.008 .016 .024
Q Q
QQQQ Q QQQQ Q
D F D D
TNMG321EUX TNMG160304N-UX TNMG322EUX TNMG160308N-UX
.0156
EUX
( a p )
.08
C
.0313
.04
( f )
13°
0
.016
.008
Q Q
QQQQ Q QQQQ Q
D D
( a p )
TNMG321ENG TNMG160304N-UG TNMG322ENG TNMG160308N-UG
.0156
ENG
.24
DD DD
.0313
.16
D
.08
( f )
0
4°
.008 .016 .024
Q
F QQQQ Q
« D F
TNMA322
TNMA160308
.0313
Q
R
.0156 QQQQQQQQQQQQQQQQQQQQQQQQQQQQQ «
TNGA321
TNGA160304
Q
S
Q Q
QQQQ Q QQQQ Q
D F D D
( a p )
TNMG322ENZ TNMG160308N-UZ TNMG323ENZ TNMG160312N-UZ
.0313
ENZ
.24
.0469
.16
T
.08
( f )
0
4°
.008 .016 .024
: 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
TN ¢¢ 33
V
Cutting Edge Length L .6496 Thickness S .1875 Inscribed Circle IC .3750 Hole Dia. D1 .1500
Dimensions (inch)
W
M18
SUMIDIA (PCD) Inserts
L68
SUMIBORON (CBN) Inserts
Coated Cermet
Coated Carbide
Carbide
B132
M27
SUMIDIA (PCD) Binderless Inserts
Ceramic Inserts
C20
Applicable External Holders
E23
Applicable Internal Holders
Nose Radius
Application Range
Shape
Sumitomo Cat. No.
ISO Cat. No.
RE
Q Q Q
Q « «« QQ Q « «« QQ Q « «« QQ
« « «
TNMG330.5EFB TNMG160402N-FB .0078 TNMG331EFB TNMG160404N-FB .0156 TNMG332EFB TNMG160408N-FB .0313
.08 ( a p )
EFB
.04
( f )
0
27°
.016
.008
.0078 QQQQQQQQQQQQQQQQQQQQQQQQ « «« QQ .0156 QQQQQQQQQQQQQQQQQQQQQQQQ DF « D QQ .0313 QQQQQQQQQQQQQQQQQQQQQQQQ DF « D QQ
( a p )
TNMG330.5EFA TNMG160402N-FA TNMG331EFA TNMG160404N-FA TNMG332EFA TNMG160408N-FA
EFA
.08
.04
( f )
0
20°
.016
.008
B56
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