Turning Triangular Negative Inserts
Indexable Insert
RE
Information in "Shape" column
Triangular Neg. With Hole
TN
EFL
Name of Chipbreaker
IC
.12
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 ¢¢ 1.81.5
Cutting Edge Length L .3780 Thickness S .0937 Inscribed Circle IC .2189 Hole Dia. D1 .1012
Dimensions (inch)
B
Coated Cermet
Coated Carbide
Carbide
Nose Radius
Application Range
Sumitomo Cat. No.
ISO Cat. No.
Shape
RE
.0156 QQQQQQQQQQQQQQQQQQQQQQQQQQ « QQ «
( a p )
TNGG1.81.51L TNGG090204L-GX
(R/L)GX
.08
.04
( f )
*1
0
15°
.016
.008
*1: Photo shows left hand.
: 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 ¢¢ 22
C
Cutting Edge Length L .4331 Thickness S .1250 Inscribed Circle IC .2500 Hole Dia. D1 .0890
Dimensions (inch)
Coated Cermet
Coated Carbide
Carbide
C20
Applicable External Holders
D
Nose Radius
Application Range
Sumitomo Cat. No.
ISO Cat. No.
Shape
RE
.0078 QQQQQQQQQQQQQQQQQQQQQQQQ « QQQQ .0078 QQQQQQQQQQQQQQQQQQQQQQQQ « QQQQ .0156 QQQQQQQQQQQQQQQQQQQQQQQQ « QQQQ .0156 QQQQQQQQQQQQQQQQQQQQQQQQ D QQQQ
.08 ( a p )
TNPR220.5Q TNGG110302R-FT TNPL220.5Q TNGG110302L-FT TNPR221Q TNGG110304R-FT TNPL221Q TNGG110304L-FT TNMG221ENK TNMG110304N-SK
(R/L)Q
R
.04
0 °
( f )
0
.016
.008
Q QQQQQ
Q
D
( a p )
.0156
ENK
.24
S
.16
.08
( f )
0
8°
.008 .016 .024
.0156 QQQQQQQQQQQQQQQQQQQQ QQQQ « Q .0156 QQQQQQQQQQQQQQQQQQQQ QQQQ « Q
( a p )
TNGG221R TNGG110304R-GX TNGG221L TNGG110304L-GX
(R/L)GX
.08
T
.04
*1
( f )
0
15°
.016
.008
.0078 QQQQQQQQQQQQQQQQQQQQ QQQQ « Q .0156 QQQQQQQQQQQQQQQQQQQQQQQQQQ « QQ « .0313 QQQQQQQQQQQQQQQQQQQQ QQQQ « Q
TNGA220.5 TNGA110302 TNGA221 TNGA110304 TNGA222 TNGA110308
Q
V
*1: Photo shows left hand.
W
B54
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