Turning Triangular Positive Inserts
Indexable Insert
TB Triangular 5° Pos. Without Hole TB ¢¢ 52 Dimensions (inch) Cutting Edge Length L .2717 Thickness S .0626 Inscribed Circle IC .1563
Information in "Shape" column
RE
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)
S
L
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
B
Coated Cermet
Coated Carbide
Carbide
Cermet
L75 SUMIDIA (PCD) Inserts
M18
SUMIBORON (CBN) Inserts
Nose Radius
Application Range
Shape
Sumitomo Cat. No.
ISO Cat. No.
RE
TBGR521LW TBGR060104L-W .0156 QQQQQQQQQQQQQQQQQQQQQQQ
★ QQ Q
(R/L)W
( a p )
.08
.04
( f )
*1
0
0 °
.016 .008
TBGE521 TBGN060104
.0156 QQQQQQQQQQQQQQQQQQQQQQQ
QQ ★
Q
*1: Photo shows left hand.
C
D
R
S
T
V
W
B102
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