Turning 55˚ Diamond Positive Inserts
Indexable Insert
DC 55° Diamond 7° Pos. With Hole DC ¢¢ 21.5 Dimensions (inch) Cutting Edge Length L .3031 Thickness S .0937 Inscribed Circle IC .2500 Hole Dia. D1 .1102
RE
Grade Selection
A2, A3
IC
Chipbreaker Selection B10 on Insert Grade Selection by Part Material
S
L
A10 on
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
B
L55
M14
M27
SUMIBORON (CBN) Inserts
SUMIDIA (PCD) Inserts
SUMIDIA Binderless Inserts
Coated Cermet
Coated Carbide
Carbide
C35, D18
E34
Applicable External Holders
Applicable Internal Holders
Nose Radius
Application Range
Shape
Sumitomo Cat. No.
ISO Cat. No.
RE
DCMT21.50.5EFB DCMT070202N-FB DCMT21.51EFB DCMT070204N-FB DCMT21.52EFB DCMT070208N-FB DCMT21.50.5ELU DCMT070202N-LU DCMT21.51ELU DCMT070204N-LU
.0078 QQQQQQQQQQQQQQQQQQQQQ QQ
D QQ
EFB
( a p )
.08
.0156 QQQQQQQQQQQQQQQQQQQQQ QQ QQ .0313 QQQQQQQQQQQQQQQQQQQQQ QQ D QQ
.04
( f )
0
20°
.016 .008
Q F DF Q DF
Q Q
ELU
D
DD
.0078
( a p )
.08
.0156 DD DD DD D
.04
( f )
0
15°
.016 .008
C
DCMT21.50.5EFP DCMT070202N-FP DCMT21.51EFP DCMT070204N-FP
.0078 QQQQQQQQQQQQQQQQQQQQQQQQ .0156 QQQQQQQQQQQQQQQQQQQQQQQQ
D QQ D QQ
EFP
( a p )
.08
.04
( f )
0
10°
.016 .008
DCGT21.5.001EFC DCGT0702003N-FC
.0012 QQQQQQQQQQQQQQQQQ
D Q D
(M)EFC
D
DCGT21.50MEFC DCGT070201MN-FC < .0039 QQQQQQQQQQQQQQQQQ D
Q D D QQ
( a p )
DCGT21.50EFC DCGT070201N-FC
.0039 QQQQQQQQQQQQQQQQQ
D Q
.08
D
DCGT21.50.5MEFC DCGT070202MN-FC < .0078 QQQQQQQQQQQQQQQQQ D
Q D D QQ
.04
DCGT21.50.5EFC DCGT070202N-FC
.0078 QQQQQQQQQQQQQQQQQ
D Q
R
D
( f )
0
.016 .008
DCGT21.51MEFC DCGT070204MN-FC < .0156 QQQQQQQQQQQQQQQQQ D
Q
D QQ
DCGT21.51EFC DCGT070204N-FC DCGT21.5.001RFX DCGT0702003R-FX DCGT21.5.001LFX DCGT0702003L-FX DCGT21.50RFX DCGT070201R-FX DCGT21.50LFX DCGT070201L-FX DCGT21.50.5RFX DCGT070202R-FX DCGT21.50.5LFX DCGT070202L-FX DCGT21.51RFX DCGT070204R-FX DCGT21.51LFX DCGT070204L-FX
.0156 QQQQQQQQQQQQQQQQQ
D Q
F
15°
.0012 QQQQQQQQQQQQQQQQQ D D Q .0012 QQQQQQQQQQQQQQQQQ D D Q .0039 QQQQQQQQQQQQQQQQQ D D Q .0078 QQQQQQQQQQQQQQQQQ D D Q D .0078 QQQQQQQQQQQQQQQQQ D D Q D .0039 QQQQQQQQQQQQQQQQQ D Q D
(R/L)FX
S
( a p )
.08
.04
( f )
0
.016 .008
T
.0156 QQQQQQQQQQQQQQQQQQQ Q .0156 QQQQQQQQQQQQQQQQQQQ Q
QQ QQ
15°
DCGT21.5.001RFYS DCGT0702003R-FYS .0012 QQQQQQQQQQQQQQQQQ
Q QQQ Q Q QQQ Q Q QQQ Q Q QQQ Q Q QQQ Q Q QQQ Q Q QQQ Q Q QQQ Q Q QQQ Q Q QQQ Q Q QQQ Q Q QQQ Q Q QQQ Q Q QQQ Q
(R/L)FYS
DCGT21.5.001LFYS DCGT0702003L-FYS
.0012 QQQQQQQQQQQQQQQQQ
DCGT21.50RFYS DCGT070201R-FYS .0039 QQQQQQQQQQQQQQQQQ
( a p )
V
.08
DCGT21.50LFYS DCGT070201L-FYS
.0039 QQQQQQQQQQQQQQQQQ
.04
DCGT21.50.5RFYS DCGT070202R-FYS .0078 QQQQQQQQQQQQQQQQQ
DCGT21.50.5LFYS DCGT070202L-FYS
.0078 QQQQQQQQQQQQQQQQQ
( f )
0
.016 .008
DCGT21.51RFYS DCGT070204R-FYS .0156 QQQQQQQQQQQQQQQQQ
W
DCGT21.51LFYS DCGT070204L-FYS DCGT21.5.001RFY DCGT0702003R-FY DCGT21.5.001LFY DCGT0702003L-FY DCGT21.50RFY DCGT070201R-FY DCGT21.50LFY DCGT070201L-FY DCGT21.50.5RFY DCGT070202R-FY DCGT21.50.5LFY DCGT070202L-FY DCGT21.51RFY DCGT070204R-FY DCGT21.51LFY DCGT070204L-FY
.0156 QQQQQQQQQQQQQQQQQ .0012 QQQQQQQQQQQQQQQQQ .0012 QQQQQQQQQQQQQQQQQ .0039 QQQQQQQQQQQQQQQQQ .0039 QQQQQQQQQQQQQQQQQ .0078 QQQQQQQQQQQQQQQQQ .0078 QQQQQQQQQQQQQQQQQ
15°
(R/L)FY
( a p )
.08
.04
( f )
0
.016 .008
.0156 QQQQQQQQQQQQQQQQQ Q QQQ Q .0156 QQQQQQQQQQQQQQQQQ Q QQQ Q
15°
Values for nose radius RE prefixed with "<" indicate negative tolerances.
B85
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