Chipbreaker Application C D R PMK N S H
Better chipcontrol under low feed conditions with sharp edge shape.
N-FA C D R
S
T
Fine Finishing
Inserts
α=
R
S
0°
D
C
D D
α=
R
S
D D D
R R
S S
D D D
Finishing
α=
0°
D D D
C C C
Breaker Code
PMK N S H
Profile S Tbreaker V perfect W for fine finishing
CNMG1204○○NFL
R R R
S S S
S MTK NV S WH P S
D D D D
C
Light to Medium
V W VV W W
R R R
S S S
TT T
CNMG1204○○NLU
R R R
S S S
TT T
R R R
S S S
TT T
VV W V W W
α=
SS
V W W V
T TT
S SS
T TT
D D D
C C C α=
0°
D D D
C C C
R
T V WH S P S W S MTTK NVV S W
Standard breaker with excellent cutting edge strength
0°
C D R D R R C D C
S S S
C D R N-EX C D R R C D D D D D
C C C C
V W VV W W
P MTK N S WH S V
R R R R
S S S S
TTT T
C D R D R R C WiperD C
S S S
T TT
S SS
T TT
S S S S
TTT T
0.15
W VVV W V W W
S SS
T TT
S SS
T TT
0°
V W V W W V CNMG1204○○NSP
V W V W W V
V W V W W V
CNMG1204○○NSEW
C D R D R R C D C
C
R
S
T
R
S
T
0°
D
0,3
R
S
T
V W
C
D
R
S
T
V W
C C α=
D D
α=
C
V W
PMK N S H
S Tbreaker V W Parallel S T V withW superior sharp edge
D
D N RS HS PCM K
Finishing breaker reduces tool wear on rake face. Effective even for high efficiency machining.
R
S
R
S
0°
D
C D R L/R-FY C D R
C C
T
D
R S V W
CNMG1204○○NSE
T
D
T V W N-EF T α=
PMK N S H
Chipbreaker for exotic alloy finishing with excellent chip management
V W 0°
R S T V W V W C D R S
PMK N S H
S C type T D V R WS Wide S T breaker V W with sharp edge
CT DV RW L/R-FT C D R
PMK N S H
C D R S C T D V R WS CT DV RW S C D R S T V W C D R S
S S
T T
S S
T T
V W V W
C D R S C T D V R WS CT DV RW S C D R S T V W C D R S
T T
V W V W
0°
α=
TNGG1604○○L/RFX
D R C D C L/R-ST STR 型PSS MTTK NVV S WWH
C C
D D
R S GX R
S
V1.65W V W W V
C C
D D
R R
S S
T T
TTNGG1603○○L/RST V W V W W TT V
C C
D D
R R
S S
T T
0°
TNGG1604○○L/RFY
α=
V W
S T ground V W Arc-shaped S T V W type finishing breaker
R R
V W V W
CNMG1204○○NEF
T
0°
T T
V W V W
TNGG1103○○L/RFT
T T
V W V W
C D R S C T D V R WS CT DV RW S C D R S T V W C D R S
T T
V W V W
V 1.5 W V 15° W
C D R S C T D V R0.15 WS CT2.0 DV RW S D R S C D R S T V W C 14°
T T
V W V W
V W V W
C D R S C T D V R WS CT DV RW S C D R S T V W C D R S
T T
V W V W
C D R SP MTK NV SWH C D R SP MTK NV S WH N-UP D R R S C D C D R S T V W V W W N-SX S TT V C
C D R S C T D V R WS CT DV RW S C D R S T V W C D R S
T T
V W V W
C D R S C T D V R WS CT DV RW S C D R S T V W C D R S
T T
V W V W
C
D
R
C D R D R R C D C α= C
C 0°D R D R R C D C
S
T
V W
Arc-shaped ground type breaker for light cutting
S T S S 0.15TT S S S
Double positive edge for optimal stainless steel cutting
C D R R C D D R R C D C α=
FP
S S S S
TT TT
VV W W V W W V
CNMG1204○○NUP
0°
S C D R R 型 S TT C D D R R S C D S TT C
VV W W V W W V
型
UM 型
Perform copying and Perform copying raiseraise steps steps and
CC DD RR SS C D R S α=
TT T
VV W W V W CNMG1204○○NSX
0°
T T
V W V W
W C D R S C T D mm) C D RR SS TT (Insert C up V W V R WS CT DV RW S D R R S S TTT VVV W C D VVV Chipbreaker W W W IC W CC DD Range R S T VV W C D toR ØS12,7 T V W C D R S V W W C D R S Application
T T
V W V W
W V W V W
N-FA/N-FL W D R S 1.15 TN-FEV W D R S T V 5°W
0,1
D
C D R S C T D V R WS CT DV RW S C D R S T V W C D R S
TTT T
R (mm/rev) S T CFeedD Rate C D R S T
C
VV W W V W
S S S S
0
V W
TT T
R R R R
型
T
10° VV W W C D R S V W CC DD RR SS
D D D D
SS
S
V W V W
C C C C
C C
R
T T
W TTT14°VVV W T V W W
N-FB
D
C D R S C T D V R WS CT DV RW S C D R S T V W C D R S
S S S S
T T
C
Cross Section Cat. No.
VV W W V W
R R R R
R S S R RN-LU S
V W
C
V W CNMG1204○○NSU
R R
C C C
D D D
R R R
S S S
1.40
TT T
0,5
3
UJ
C C 2C
D D D
1
D D D
R RN-SXS S R S
N-SU
C C C
0
V W V W
C C
V W V W
C C
R R R
型
S S S
TT T
Depth of Cut (mm)
1
α=
D
D D
2.15
D D D D
D D D
T
0°
TT T
C C C C
C C C
S
Cross Section
CNMG1204○○NGU
CC DD RR SS C D R S
Depth of Cut (mm)
Depth of Cut (mm)
15°
2
C
C C
Fine to to LightS Cutting D R R Finishing S TT VV W C C Standard W Finishing D S D R R S TT VV W C C D W C D R S T V W C D R S T V W 3
R
Effective in highspeed fine finishing
V W V W W V
W VVV W V W W
CNMG1204○○NEX
0°
C C C C
SNMG1204○○NSJ
Standard S TT designed VV W S breaker W especially for use with exotic alloys
C DDDD型 RRRR
α=
T TT
V W
D
V W V W W V
New high feed finishing breaker with wiper edge
R S T 1,2V W R S R 0,18 S TT VV W W R R R
Characteristics
CNMG1204○○NFE
C D R D R R C D C
α=
T
C
V W V20° W W V
Shows excellent cutting performance in finishing to light cutting
VV W V W W
S
α=
PMK N S H
S SS
R
Stock Items
Good chipcontrol from V rate W SS to high low TT feed V W
1,40 0,70
D
C
Work Material
PMK N S H
Versatile breaker featuring excellent wear resistance
Relief angle
C D R SP MTK NV S WH D R R SS TT V C D V W W N-SU P M K N S H N-SE N-SP C
α=
N-GU
Appearance
V W
TT
0°
C D R D R R C D C
VV W V W W
CNMG1204○○NLUW
D R C C C D N-SJ SJD RR
.90
V W
T TT
0°
C C C
10°
T
S S S
C D R D R R C D C
V W VV W W
S chipTmanagementV for W Effective fluctuating cut depths and copying
R R R
N-FE D R R C D C
High performance finishing breaker with wiper edge
α=
2.95
T TT
T
CNMG1204○○NFA
0°
D R R C D C
V W V W
S
PMK N S H S MTK NV S WH L/R-FX C D R P D R S T V W NSE-W C C D R NLU-W C D R R SS TT V C D V W W C D R D R R S S TT VV W C D W C
D C C D C WiperD
1.35
T T
α=
V W
PMK N S H
C D R C D R R C D N-LU C C C
T
C D R
27°
Optimal breaker for chip S T V W management on iron sheeting
0°
C C C
V W
CNMG1204○○NFB
N-FL C D R C C
T
For Chamfering
V W
0,3 0,1 Feed Rate (mm/rev)
D D
R R
S S
T T
D D
R R
S S
T T
6
VV W W V W
RD 型
VV W W V W
TT T
VV 2.00 W W V W
VV W W V W
CC DD RR SS 4C D R S
VV W W V W
2
0,5
0
N-SE
TT T
Wiper R Insert S T CC D C DD RR SS TT TT T
N-GUW
N-SEW
R S CC DD N-LUW C D RR SS 0,3
0,6
High Precision Machining D R SInserts) C (Ground T V W C D R S T V W
Depth of Cut (mm)
D
Handed Breaker
Break Master (CBN/PCD)
0,80
C
Standard Breaker
Finishing to Medium Cutting
Negative Type
N-FB
Bumpy Breaker
0,9
3
N-FY
0
0,1
S S
T T
V W V W
C D R C D R
S S
T T
V W V W
V W10.5C D R V W25° C D R
S S
T T
V W V W
AW 型
C D R S C2 D R S 1
C D R C D R
T T
V W V W
N-SU
S T C D R N-FX C D R S T 0,3
0,5
V W V W
D Rate R S(mm/rev) CC Feed T V W W C DD RR SS TT VV W
C DFeedRRateS(mm/rev) T V W C D R S T V W
C D R C D R
S S
T T
V W V W
V W V W
CC DD RR SS C D R S
C D R S C D R S
C D R C D R
S S
T T
V W V W
Indicated chipbreaker application ranges and shapes are representative values only. Actual values may change according to the actual catalogue number. For details, refer to stock pages (from Chapter B onward).
C12
C C
D D
R R
S S
T T
TT T
VV W W V W
T T
V W V W