Turning 55˚ Diamond Positive Inserts
Indexable Insert
Information in "Shape" column
55° Diamond 7° Pos. With Hole
RE
DC
EFL
Name of Chipbreaker
.12
Application Range
.08
Recommended Part Material
.04
IC
Chipbreaker Rake Angle
0
.008 .016 .024
10 °
Feed Rate (f) (inch/rev)
S
L
55°
: 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
DC ¢¢ 21.5
Cutting Edge Length L .3031 Thickness S .0937 Inscribed Circle IC .2500 Hole Dia. D1 .1102
Dimensions (inch)
B
Coated Cermet
L55
M14
M27
SUMIBORON (CBN) Inserts
SUMIDIA (PCD) Inserts
SUMIDIA Binderless Inserts
Coated Carbide
Carbide
C35, D18
E34
Applicable External Holders
Applicable Internal Holders
Nose Radius
Application Range
Shape
Sumitomo Cat. No.
ISO Cat. No.
RE
.0078 QQQQQQQQQQQQQQQQQQQQQQQ « « .0078 QQQQQQQQQQQQQQQQQQQQQQQ « « .0156 QQQQQQQQQQQQQQQQQQQQQQQ « « .0156 QQQQQQQQQQQQQQQQQQQQQQQ « «
DCGT21.50.5R DCGT070202R-SD DCGT21.50.5L DCGT070202L-SD DCGT21.51R DCGT070204R-SD DCGT21.51L DCGT070204L-SD
( a p )
(R/L)
.08
.04
0 °
( f )
0
.016
.008
Q Q Q
Q « «« Q « «« Q « ««
«« D «« «« D «« «« D ««
DD DD DD
DCMT21.50.5ELB DCMT070202N-LB .0078 DCMT21.51ELB DCMT070204N-LB .0156 DCMT21.52ELB DCMT070208N-LB .0313
( a p )
ELB
.08
.04
( f )
0
15°
.016
.008
C
Q DDDD
Q DF ««
DCMT21.50.5ESU DCMT070202N-SU .0078 « D «
DDDD « FD
.16 ( a p )
ESU
Q DDDDDF Q DF « D
DCMT21.51ESU DCMT070204N-SU .0156 DDDDDDDDDFDDDFF DCMT21.52ESU DCMT070208N-SU .0313 DDDDDDDD « FDDDFF
.12
.08
Q DDDD F Q DF
«
.04
( f )
0
8°
.008 .016 .024
DCGT21.50MESI DCGT070201MN-SI < .0039 QQQQQQQ D Q FD QQQQQQ « DDDD Q DD D DCGT21.50.5MESI DCGT070202MN-SI < .0078 QQQQQQQ D Q FD QQQQQQ DDDDD Q DD « D DCGT21.51MESI DCGT070204MN-SI < .0156 QQQQQQQ D Q FD QQQQQQ DDDDD Q DD « D
( a p )
(M)ESI
D
.16
.12
.08
.04
( f )
0
15°
.008 .016 .024
Q
QQQQQ Q
DD DD
DCMT21.51ENK DCMT070204N-SK .0156
R
( a p )
ENK
.24
.16
.08
( f )
0
8°
.008 .016 .024
DCGT21.5.001EFM DCGT0702003N-SC .0012 QQQQQQQQQQQQQQQQQ DCGT21.50MEFM DCGT070201MN-SC < .0039 QQQQQQQQQQQQQQQQQ
« Q D
« QQ « QQ
(M)EFM
S
Q DD
.0039 QQQQQQQQQQQQQQQQQ
D Q
F
( a p )
DCGT21.50EFM DCGT070201N-SC
.16
DCGT21.50.5MEFM DCGT070202MN-SC < .0078 QQQQQQQQQQQQQQQQQ
Q DD
.12
.08
.0078 QQQQQQQQQQQQQQQQQ
« Q
DCGT21.50.5EFM DCGT070202N-SC F DCGT21.51MEFM DCGT070204MN-SC < .0156 QQQQQQQQQQQQQQQQQQQQQQQ D D QQ DCGT21.51EFM DCGT070204N-SC .0156 QQQQQQQQQQQQQQQQQQQQQQQ F QQ DCGT21.52EFM DCGT070208N-SC .0313 QQQQQQQQQQQQQQQQQQQQQQQ F QQ
.04
T
( f )
0
.008 .016 .024
6°
Q DD Q DD
Q D Q D
DCMT21.51EGU DCMT070204N-GU .0156 DDD DDD D
«« ««
EGU
( a p )
.12
DCMT21.52EGU DCMT070208N-GU .0313 « DD
« D «
D
V
.08
.04
( f )
8°
.004
.008
.012 .016
«« FF « Q «« FFD Q
F QQQQQ Q QQQQQ Q Q QQQQ Q Q QQQQ Q
DCMA21.51 DCMW070204 DCMA21.52 DCMW070208
.0156 .0313
Q
W
.0078 QQQQQQQQQQQQQQQQ « .0156 QQQQQQQQQQQQQQQQ «
DCGA21.50.5 DCGW070202 DCGA21.51 DCGW070204 DCGA21.52 DCGW070208
Q
«
.0313
DCGT21.50.5NAG DCGT070202N-AG .0078 QQQQQQQQQQ QQQQQQQQ Q QQQQQQ D DCGT21.51NAG DCGT070204N-AG .0156 QQQQQQQQQQ QQQQQQQQ Q QQQQQQ D
( a p )
NAG
.16
.12
.08
.04
( f )
0
20°
.008 .016 .024
Values for nose radius RE prefixed with "<" indicate negative tolerances.
B86
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