Turning 80˚ Diamond Negative Inserts
Indexable Insert
RE
Information in "Shape" column
80° Diamond Neg. With Hole
CN
IC
EFL
Name of Chipbreaker
.12
Application Range
.08
Recommended Part Material
.04
Chipbreaker Rake Angle
0
.008 .016 .024
10 °
Feed Rate (f) (inch/rev)
S
80°
L
: 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
CN ¢¢ 64
Cutting Edge Length L .7598 Thickness S .2500 Inscribed Circle IC .7500 Hole Dia. D1 .3126
Dimensions (inch)
B
Coated Cermet
Coated Carbide
Carbide
C5
E12
Applicable External Holders
Applicable Internal Holders
Nose Radius
Application Range
Sumitomo Cat. No.
ISO Cat. No.
Shape
RE
Q DDDD
QQQQ Q
CNMG643EEX CNMG190612N-EX
EEX
.0469
( a p )
.16
.08
( f )
0
.008
.016
16°
Q
QQQQ Q
D DD
CNMG643EUP CNMG190612N-UP
EUP
( a p )
.0469
.24
.16
.08
( f )
0
10°
.008 .016 .024
Q Q
QQQQ Q QQQQ Q
.0469 DD « DDD .0625 « D « DDD
CNMG643EGE CNMG190612N-GE CNMG644EGE CNMG190616N-GE
EGE
( a p )
C
.24
.16
.08
( f )
0
.008 .016 .024
3°
Q Q Q Q Q Q
QQQQ Q F QQQQ Q F QQQQ Q
D D
CNMG642EUX CNMG190608N-UX CNMG643EUX CNMG190612N-UX CNMG644EUX CNMG190616N-UX
EUX
.0313
( a p )
.24
D
.0469 DDDDDD .0625 «««« DD
.16
.08
( f )
0
.008 .016 .024
0 °
QQQQ Q QQQQ Q QQQQ Q
DD DD DD DD
CNMG642ENG CNMG190608N-UG CNMG643ENG CNMG190612N-UG CNMG644ENG CNMG190616N-UG
ENG
.0313
( a p )
R
.24
.0469
.16
D «
D «
.0625
.08
( f )
0
.008 .016 .024
4°
Q DDDD
QQQQ «« Q QQQQ «« Q
.0469 « DD DDDFD .0625 «« D DD «
CNMG643EEG CNMG190612N-EG CNMG644EEG CNMG190616N-EG
EEG
( a p )
S
.24
Q D «
.16
.08
( f )
0
0 °
.008 .016 .024
DDFFD Q D « FFD Q
F QQQQ Q F QQQQ Q
CNMA643 CNMA644
CNMA190612 CNMA190616
.0469
T
Q
.0625
Q
QQQQ Q
CNMG642EMU CNMG190608N-MU .0313 D DD D
D D
EMU
( a p )
.24
Q DDDD F QQQQ Q
CNMG643EMU CNMG190612N-MU .0469 DDDDDD D D CNMG644EMU CNMG190616N-MU .0625 DDDDDD D D CNMG646EMU CNMG190624N-MU .0938 «««««« CNMG643EEM CNMG190612N-EM .0469 « DD DDD CNMG644EEM CNMG190616N-EM .0625 «« D DDD
.16
Q « DDD F QQQQ
D Q
V
.08
Q ««
QQQQ Q QQQQ Q QQQQ Q QQQQ Q QQQQ Q QQQQ Q QQQQ Q
( f )
0
.008 .016 .024
4°
Q DDDD Q DDDD
EEM
.40 ( a p )
Q ««
.20
CNMG646EEM CNMG190624N-EM .0938 «« D
«««
W
( f )
0
0 °
.020
.040
Q Q Q
CNMG643EME CNMG190612N-ME .0469 « DDDDD CNMG644EME CNMG190616N-ME .0625 « DDDDD CNMG646EME CNMG190624N-ME .0938 ««««««
DD DD ««
EME
( a p )
.32
.24
.16
.08
( f )
0
.016
.032
4°
Q Q
QQQQ Q QQQQ Q
CNMG643EMX CNMG190612N-MX .0469 DDDDDD CNMG644EMX CNMG190616N-MX .0625 DDDDDD
EMX
( a p )
.24
.16
.08
( f )
0
.008 .016 .024
-15°
Q
QQQQ Q F QQQQ Q QQQQ Q
D «
DD
CNMG642ENZ CNMG190608N-UZ CNMG643ENZ CNMG190612N-UZ CNMG644ENZ CNMG190616N-UZ
ENZ
.0313
( a p )
« DFFD Q DDFFD Q
.24
.0469 DDD DD
.16
D « ««
.0625
.08
( f )
0
.008 .016 .024
4°
B28
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