Turning Triangular Positive Inserts
Indexable Insert
RE
TC Triangular 7° Pos. With Hole TC ¢¢ 21.5 Dimensions (inch) Cutting Edge Length L .4331 Thickness S .0937 Inscribed Circle IC .2500 Hole Dia. D1 .1102
Information in "Shape" column
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
L75 SUMIDIA (PCD) Inserts
M18
SUMIBORON (CBN) Inserts
Coated Cermet
Coated Carbide
Carbide
Cermet
C39, D32 Applicable Internal Holders
E47
Applicable External Holders
Nose Radius
Application Range
Shape
Sumitomo Cat. No.
ISO Cat. No.
RE
(M)EFF (ap) .08
TCGT21.50MEFF TCGT110201MN-FF
< .0039 QQQQQQQQQQQQQQQ
★● ● QQQQ QQ ★● ● QQQQ QQ ★● ● QQQQ QQ
TCGT21.50.5MEFF TCGT110202MN-FF < .0078 QQQQQQQQQQQQQQQ TCGT21.51MEFF TCGT110204MN-FF < .0156 QQQQQQQQQQQQQQQ
.04
(f)
0
15°
.016 .008
TCMT21.51EFB TCMT110204N-FB TCMT21.52EFB TCMT110208N-FB
Q
★ Q ●★★●
Q
EFB
( a p )
.0156
.08
.0313 QQQQQQQQQQQQQQQQQQQQQQQ ●★★● QQ Q
.04
( f )
0
20°
.016 .008
C
TCMT21.51ELU TCMT110204N-LU TCMT21.52ELU TCMT110208N-LU
Q Q
Q ●★★ Q ★★★
Q Q
ELU
FF FF
●★ F ●★ F
( a p )
.0156 ●★★ .0313 ●★★
.08
.04
( f )
0
15°
.016 .008
TCMT21.51EFP TCMT21.52EFP
TCMT110204N-FP TCMT110208N-FP
.0156 QQQQQQQQQQQQQQQQQQQQQQQ .0313 QQQQQQQQQQQQQQQQQQQQQQQ
● QQ Q ★ QQ Q
EFP
( a p )
D
.08
.04
( f )
0
.016 .008
10°
TCGT110201R-FX TCGT110201L-FX
TCGT21.50RFX TCGT21.50LFX
.0039 QQQQQQQQQQQQQQQ .0039 QQQQQQQQQQQQQQQ .0078 QQQQQQQQQQQQQQQ .0078 QQQQQQQQQQQQQQQ .0039 QQQQQQQQQQQQQQQ .0039 QQQQQQQQQQQQQQQ .0078 QQQQQQQQQQQQQQQ .0078 QQQQQQQQQQQQQQQ
★★ ★★ QQQQ QQ ★★ ★★ QQQQ QQ ★★ ●★ QQQQ QQ ★★ ★ QQQQ QQ ★★ ★ QQQQ QQ ★★ ★ QQQQ QQ ★★ ★ QQQQ QQ ★★ ★★ QQQQ QQ
(R/L)FX
R
( a p )
.08
.04
TCGT21.50.5RFX TCGT110202R-FX TCGT21.50.5LFX TCGT110202L-FX
*1
( f )
0
15°
.016 .008
TCGT21.50RFY TCGT21.50LFY
TCGT110201R-FY TCGT110201L-FY
(R/L)FY
( a p )
S
.08
.04
TCGT21.50.5RFY TCGT110202R-FY TCGT21.50.5LFY TCGT110202L-FY TCMT21.51ELB TCMT110204N-LB TCMT21.52ELB TCMT110208N-LB
*1
( f )
0
15°
.016 .008
Q Q
Q ★★ Q ★★
Q Q
ELB
.0156 .0313
( a p )
★●● ●★★ ●●● ●★★
.08
T
.04
( f )
0
.016 .008
TCMT21.51ESU TCMT110204N-SU TCMT21.52ESU TCMT110208N-SU
Q ●●● FF Q ●●● FF
Q ●★
Q
ESU
.0156 ●●●● FFF ●●● F
0 .08 .04 .12 .16 ( a p ) 0 .08 .04 .12 .16 ( a p )
●●
QQQQQ QQ
.0313 ●●●★ FF
●●● F ●●●
V
( f )
8°
.008 .016 .024
TCGT21.50MESI TCGT21.50.5MESI TCGT21.51MESI
TCGT110201MN-SI < .0039 QQQQQQQQQQQQQQQ TCGT110202MN-SI < .0078 QQQQQQQQQQQQQQQ TCGT110204MN-SI < .0156 QQQQQQQQQQQQQQQ
★★ ★ QQQQ QQ ★★ ★ QQQQ QQ
(M)ESI
W
●●● ★★★★●
( f )
15°
.008 .016 .024
TCMT21.51ENK TCMT110204N-SK TCMT21.52ENK TCMT110208N-SK
Q Q
QQQQQ QQ QQQQQ QQ
ENK
.0156 ● ●● FF .0313 ● ●● FFF
( a p )
0 .08 .16 .24
( f )
8°
.008 .016 .024
TCGT21.50EFM TCGT110201N-SC
.0039 QQQQQQQQQQQQQQQ
QQQQ QQ
(M)EFM
0 .08 .04 .12 .16 ( a p )
●
TCGT21.50MEFM TCGT110201MN-SC < .0039 QQQQQQQQQQQQQQQ
● ★★
TCGT21.50.5EFM TCGT110202N-SC
.0078 QQQQQQQQQQQQQQQ
QQQQ QQ
●
TCGT21.50.5MEFM TCGT110202MN-SC < .0078 QQQQQQQQQQQQQQQ
( f )
●● ★●
6°
.008 .016 .024
*1: Photo shows left hand. Values for nose radius RE prefixed with "<" indicate negative tolerances.
B104
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