Turning 55˚ Diamond Positive Inserts
Indexable Insert
RE
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
Information in "Shape" column
EFL
Name of Chipbreaker
.12
Application Range
.08
Recommended Part Material
IC
.04
Chipbreaker Rake Angle
0
.008 .016 .024
10 °
S
Feed Rate (f) (inch/rev)
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
B
L55
M14
M27
SUMIBORON (CBN) Inserts
SUMIDIA (PCD) Inserts
SUMIDIA Binderless Inserts
Coated Cermet
Coated Carbide
Carbide
Cermet
C35, D24, D29
E38
Applicable External Holders
Applicable Internal Holders
Nose Radius
Application Range
Shape
Sumitomo Cat. No.
ISO Cat. No.
RE
DCGT21.50.5R DCGT070202R-SD DCGT21.50.5L DCGT070202L-SD DCGT21.51R DCGT070204R-SD DCGT21.51L DCGT070204L-SD DCMT21.50.5ELB DCMT070202N-LB DCMT21.51ELB DCMT070204N-LB DCMT21.52ELB DCMT070208N-LB DCMT21.50.5ESU DCMT070202N-SU DCMT21.51ESU DCMT070204N-SU DCMT21.52ESU DCMT070208N-SU
.0078 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★★ QQ Q .0078 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★★ QQ Q .0156 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★★ QQ Q .0156 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★★ QQ Q
(R/L)
( a p )
.08
.04
( f )
0
0 °
.016 .008
Q Q Q
Q ★★ Q ★★ Q ★★
Q Q Q Q Q Q
ELB
( a p )
.0078 .0156 .0313
●●● ★★★ ●●● ●★★ ●●● ●★★
.08
.04
( f )
0
15°
.016 .008
C
Q ●●● F F Q ●★★★ Q ●●● FF ● Q ●★★●
ESU
FF ★●★ F
0 .08 .04 .12 .16 ( a p )
.0078 ★★●★
.0156 ●●●● FFF ●●● F .0313 ●●●● FFF ●●★ F
●● ●●
Q ●●● FF
Q ●★★★
( f )
8°
.008 .016 .024
DCGT21.50MESI
DCGT070201MN-SI < .0039 QQQQQQQQ ● Q F QQQQ
(M)ESI
●●● FF ●●●★★● ●●● FF ●●●★★● ●●● FF ●●● ★●
( a p )
D
.04 .08 .12 .16
DCGT21.50.5MESI DCGT070202MN-SI < .0078 QQQQQQQQ ● Q F QQQQ
DCGT21.51MESI
DCGT070204MN-SI < .0156 QQQQQQQQ ● Q F QQQQ
( f )
0
15°
.008 .016 .024
DCGT21.50MESL DCGT070201MN-SL .0039 QQQQQQQQQQQQQQQ DCGT21.50.5MESL DCGT070202MN-SL .0078 QQQQQQQQQQQQQQQ DCGT21.51MESL DCGT070204MN-SL .0156 QQQQQQQQQQQQQQQ
●● ★ QQQQ QQ ★★ ★ QQQQ QQ ★★ ★ QQQQ QQ
(M)ESL
R
( a p )
.04 .08 .12 .16
( f )
0
15°
.008 .016 .024
DCMT21.51ENK DCMT070204N-SK
Q
QQQQQ QQ
ENK
FF
.0156
( a p )
●●
S
0 .08 .16 .24
( f )
8°
.008 .016 .024
DCGT21.5.001EFM DCGT0702003N-SC
.0012 QQQQQQQQQQQQQQQ
(M)EFM
★● ★★
T
DCGT21.50MEFM DCGT070201MN-SC < .0039 QQQQQQQQQQQQQQQ
( a p )
●●★★●
.08 .04 .12 .16
DCGT21.50EFM DCGT070201N-SC
.0039 QQQQQQQQQQQQQQQ
QQQQ QQ
●
DCGT21.50.5MEFM DCGT070202MN-SC < .0078 QQQQQQQQQQQQQQQ
●●★★●
DCGT21.50.5EFM DCGT070202N-SC QQQQ QQ DCGT21.51MEFM DCGT070204MN-SC < .0156 QQQQQQQQQQQQQQQQQQQQQQQ ●★★● QQ Q .0078 QQQQQQQQQQQQQQQ ★
( f )
0
.008 .016 .024
V
6°
DCMT21.51EGU DCMT070204N-GU DCMT21.52EGU DCMT070208N-GU
Q ●●● Q ●●●
Q ●★ ★ Q ●★ ★
Q Q
EGU
.0156 ●●●● ●●● ● .0313 ★●●★ ★●★ ●
.12 ( a p )
.08
.04
( f )
W
8°
.004
.008
.012 .016
DCMA21.51 DCMW070204 DCMA21.52 DCMW070208 DCGA21.50.5 DCGW070202 DCGA21.51 DCGW070204 DCGA21.52 DCGW070208 DCGT21.50.5NAG DCGT070202N-AG DCGT21.51NAG DCGT070204N-AG
★★★ F Q
QQQQQ QQ QQQQQ QQ QQQQ QQ QQQQ QQ QQQQ QQ
.0156 .0313
Q
Q
★★★
.0078 QQQQQQQQQQQQQQQ F .0156 QQQQQQQQQQQQQQQ F .0313 QQQQQQQQQQQQQQQ F .0078 QQQQQQQQQQQQQQQ .0156 QQQQQQQQQQQQQQQ
Q
NAG
( a p )
●● ●●
.08 .04 .12 .16
( f )
0
20°
.008 .016 .024
Values for nose radius RE prefixed with "<" indicate negative tolerances.
B84
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