Chipbreaker Application
Bumpy Breaker
C D R
Break Master (CBN/PCD)
S
T
Better chipcontrol under low feed conditions with sharp edge shape.
Breaker Code
Profile breaker perfect for fine finishing
Fine Finishing
Inserts
α=
0°
C
D
S
T
V W
27°
CNMG1204○○NFB
R
S
T
C D R α=
T
V W
CNMG1204○○NFA
0°
D R R C D C
V W
S SS
TT
N-GU P M K N S H
V W W V
D D
C C α=
0°
C C C
D D D
R R
S S
T T
CNMG1204○○NFL
R R R
S S S
T TT
C D R D R R C D C
V W V W
α=
T TT
S SS
T TT
0°
S
T
V W
α=
Stock Items
C
D
R
S
T
V W
C
D
R
S
T
V W
C
D
R
S
T
V W
C
D
R
S
T
V W
V W V20° W W V
Characteristics Cross Section Cross Section Cat. No.
CNMG1204○○NGU
0°
CNMG1204○○NFE
C D R D R R C D C
V W VV W W
S SS
R
Relief angle
Good chipcontrol from low to high feed rate
1,40 0,70
D
C
PMK N S H PMK N S H N-FE N-FL C D R S T V W C D R R SS TT V C D V W W Optimal breaker for chip management on iron sheeting
Work Material
Versatile breaker featuring excellent wear resistance
Appearance
0,80
R
For Chamfering
V W
PMK N S H N-FB P M K N S H N-FA C D R S T V W
D
Handed Breaker
Finishing to Medium Cutting
Negative Type
C
Standard Breaker
V W V W W V
S MTK NV S WH C D R SP MTK NV S WH C D R P C D R S T V W C D R R SS TT V C D V W W N-SU P M K N S H N-SE P M K N S H N-EF P M K N S H D R R S S TT VV W C D W N-SP N-LU C
Finishing
Effective chip management for fluctuating cut depths and copying
C C C
D D D
R R R
S S S
T TT
α=
0°
R R R
S S S
TT T
D D D
C C C
C D R D R R C D C
S S S
T TT
V W V W W V
α=
S SS
T TT
CNMG1204○○NSP
V W VV W W
CNMG1204○○NLU
VV W V W W
Effective in highspeed fine finishing
Shows excellent cutting performance in finishing to light cutting
0°
C D R D R R C D C
V W V W W V
C
D
α=
0°
C
D
R
S
T
R
S
T
Finishing breaker reduces tool wear on rake face. Effective even for high efficiency machining.
V W
C
D
CNMG1204○○NSU
α=
0°
V W
C
D
R
S
R
S
C C
T
D
R S V W
CNMG1204○○NSE
T
D
Chipbreaker for exotic alloy finishing with excellent chip management
T α=
V W 0°
R S T V W V W C D R S
CNMG1204○○NEF
T
V W
PMK N S H PMK N S H PMK N S H PMK N S H S MTK NV S WH L/R-FX C D R P CT DV RW S T V W D R S T V W NSE-W C C D R S T V W C D R S C T D V R WS L/R-FT NLU-W C D R R SS TT V C D V W W C D R S T V W L/R-FY C D R S T V W C D R S T V W D R R S S TT VV W C D W C High performance finishing breaker with wiper edge
D C C D C WiperD α=
0°
C C C
D D D
New high feed finishing breaker with wiper edge
C D R D R R C WiperD C
R R R
S S S
TT T
CNMG1204○○NLUW
α=
R R R
S S S
TT T
C D R D R R C D C
VV W V W W VV W V W W
S SS
T TT
S SS
T TT
0°
Parallel breaker with superior sharp edge
V W V W W V
C C
D D
CNMG1204○○NSEW
α=
0°
C C
D D
V W V W W V
R R
S S
T T
R R
S S
T T
Wide type breaker with sharp edge
Arc-shaped ground type finishing breaker
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
V W V W
α=
TNGG1604○○L/RFX
0°
TNGG1604○○L/RFY
α=
0°
V W V W
TNGG1103○○L/RFT
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
V W V W
T T T T
V W V W
D R P S MTK NV S WH C D R P S T V W C D R S T V W C D R S C T D V R WS CT DV RW S T V W C C D R R S T V W C D R S T V W C D R S T V W C D C D C N-SJ 型 SJD RR SS TT VV WW L/R-ST STR 型SS MTTK NVV S WWH C D GX UM 型 D
C
R
S
C
D
R
Standard breaker with excellent cutting edge strength
C C C
D D D
R S T 1,2V W R S R 0,18 S TT VV W W
α=
0°
R R R
D D D
C C C
S S S
T TT
SNMG1204○○NSJ
V W VV W W
C D R D R R C D C α= C
C 0°D R D R R C D C
V1.65W V W W V
C C
D D
R R
S S
T T
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
TTNGG1603○○L/RST V W V W W TT V
C C
D D
R R
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
S T S S 0.15TT S S S
PMK N S H C D R S C D R S C D R SP MTK NV S WH C D R S C T D V R WS CT DV RW S T V W T V W N-UP P MTK NV SWH N-SX N-EX C D R R S C D D R R S S TT VV W C D V W W C D R S T V W C D R S T V W C D R S T V W W C S TT V Standard breaker designed especially for use with exotic alloys
C C C C
D D D D
α=
0°
R R R R
S S S S
TTT T
Double positive edge for optimal stainless steel cutting
C D R R C D D R R C D C
W VVV W V W W
S S S S
TT TT
VV W W V W W V
Perform copying and Perform copying raiseraise steps steps and
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
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
CC DD RR SS C D R S
TT T
VV W W V W
C DDDD型 RRRR SSSS TTTT VVVV WWWW CCC DDDFPRRR 型SSS TTT VVV WWW CCC DDD RRR SSS TTT VVV WWW CC DD RR SSC TTD VVR WWS CCT DDV RRW SS TT VV WW
2.95
CNMG1204○○NEX
0.15
10°
α=
2.15
C C C C
D D D D
R R R R
S S S S
W TTT14°VVV W T V W W
C C C C
D D D D
R R R R
S S S S
TTT T
CNMG1204○○NUP
0°
C D R
S
T
D D D
S S S
TT T
C C C
R R R
15°
V W
10° VV W W C D R S V W CC DD RR SS
SS 型
N-FB
C C
0
UJ 型
D D D
1 N-FA/N-FL D R S 1.15 TN-FEV W C C D R S T V 5°W C
D D D
R S S R RN-LU S
T T
0,3
0,1
R (mm/rev) S T CFeedD Rate C D R S T
0,5
R RN-SXS S R S
N-SU
0
R R R
S S S
TT T
6
TT T
VV 2.00 W W V W
2
0,5
0
V W V W
C C
VV W W V W
RD 型
VV W W V W
V W V W
VV W W V W
VV W W V W
CC DD RR SS 4C D R S
D Rate R (mm/rev) S T V W C Feed C D R S T V W
TT T
Wiper R Insert S T CC D C DD RR SS TT
VV W W V W
N-SE
TT T
0,3
0,1
Depth of Cut (mm)
1
Depth of Cut (mm)
2
3
W C V W C V W 2C
D D D
C C C
CNMG1204○○NSX
0°
1.40
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
α=
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)
C C C C
Depth of Cut (mm)
.90
Light to Medium
1.35
S
Arc-shaped ground type breaker for light cutting
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
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
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
D D
R R
S S
T T
V W V W
TT T
VV W W V W
T T
V W V W