CN 80°Diamond TypeREInformation on the shape column
IC
Name ofFL
3

Negative chipbreaker Application

2 range Recommended 1 work material

Rake angle 0

With Insert Hole 10° 0.2 0.4 0.6

80°Sof chipbreakerFeed rate f (mm/rev)
L

(Legend) : 1st choice : 1st choice : 1st choice

Continuous cut Medium cut Interrupted cut

: 2nd choice : 2nd choice : 2nd choice

CN¢¢1204˜˜ P Steel B M Stainless steel K Cast iron N Non-ferrous metal

  • L : 12.9● S : 4.76S Exotic alloy

H Hardened steel

● IC : 12.7● D1 : 5.16Coated carbideCoated CermetCarbide
cermet
SUMIBORON (CBN) Inserts L28–SUMIDIA (PCD) Inserts M10Ceramic Inserts B128
Applicable External Holders C7, 8Applicable Internal Holders E23–E25
ShapeCat. No.RE
C

UG ( ) D D D Q Q Q D

pCNMG 120404N-UG0.4
6
120408N-UG0.8D D DQQD Q
4
120412N-UG1.2D D DQQQ
2
120416N-UG1.6D D DQQQ Q Q Q QQ Q
0( )

D 4° 0.2 0.4 0.6

EG ( p)

6CNMG 120404N-EG0.4D D D DQQQ Q Q QQ QQ
4 120408N-EG0.8D D D D DDQ DD DD QQ Q Q QQ QD D Q
2 120412N-EG1.2D D D D DDQ DD DD QQ Q Q QQ QD D Q
R( )
0° 0
0.6 0.2 0.4
CNMA 1204040.4D D D QQQ Q Q QQ QQ
1204080.8D D D Q DDQQ Q Q QQ QQ
1204121.2D D D QQQ Q Q QQ QQ
SD D D QQQ Q Q QQ QQ
1204161.6
CNGA 1204020.2Q Q Q Q Q Q Q Q QQD
1204040.4Q Q Q Q Q Q Q Q QQD
T 1204080.8Q Q Q Q Q Q Q Q QQD
MU ( )
pD D D DD DDQ DD DD Q DDD Q Q Q QQ QQ
6CNMG 120408N-MU0.8
4 120412N-MU1.2D D D DD DDQ DD DD Q DDD Q Q Q QQ QQ
V2 120416N-MU1.6D D D DQDD Q DDD Q Q Q QQ QQ
0( )

4° 0.2 0.4 0.6

EM ( )

p D D D D Q Q Q Q Q QQ Q Q

6 CNMG 120408N-EM 0.8

4 120412N-EM1.2DD D DQQQ Q Q QQ QQ
W
2 120416N-EM1.6DD D DQQQ Q Q QQ QQ
0( )
0.2 0.40.6
ME( )
p
8CNMG 120408N-ME0.8D D D DQQQ Q Q QQ QQ
6 120412N-MED D D DQQQ Q Q QQ QQ
1.2
4
120416N-ME1.6D D D DQQQ Q Q QQ QQ
2
00.40.8
MX( )

p D D D Q Q Q Q Q QQ Q Q

6 CNMG 120408N-MX 0.8

4 120412N-MX1.2D D DQQQ Q Q QQ QQ
2 120416N-MX1.6D DQQQ Q Q QQ QQ
0( )

-15° 0.2 0.4 0.6

UZ ( ) D D D D D Q Q Q Q Q QQ Q Q

pCNMG 120404N-UZ0.4
6
120408N-UZ0.8D D DD D D Q DD DD QQ Q Q QQ QD D Q
4
120412N-UZ1.2D D DD D D Q DD DD QQ Q Q QQ QD Q
2
120416N-UZ1.6D DD D D QQ Q Q Q QQ QQ
0( )

4° 0.2 0.4 0.6

GZ ( ) D D D D Q Q Q Q Q QQ Q Q

pCNMG 120404N-GZ0.4
6
120408N-GZ0.8DD D D QQQ Q Q QQ QQ
4
120412N-GZ1.2DD D D QQQ Q Q QQ QQ
2
120416N-GZ1.6DD D D QQQ Q Q QQ QQ
0( )

0° 0.2 0.4 0.6

MP ( p)

CNMM 120408N-MP0.8D D D DD DDDQ DDQQ Q Q QQ QQ
6
120412N-MP1.2D D D DD DDDQ DDQQ Q Q QQ QQ
4
2 120416N-MP1.6D D D DDDDQ DDQQ Q Q QQ Q

0° 0 ( )

0.4 0.8