By Cutting Conditions Chipbreaker Selection
G Class
Positive
Sharp edged breaker for a wide range of applications from finishing to light cutting. (M)ESI PMK N S H (M)EFM
Peripheral grinding 3D breaker with good chip control and sharp edge PMK N S H (M)EFC
Two-step breaker for light cutting PMK N S H
0.9
1.0
0.8 15°
15°
6°
7° 11°
CCGT32
CCGT32
CCGT22
7° 11°
7°
R
S
R
S
R
S
C D
C D
C D
T
V
W
T
V
W
T
V
W
Positive Insert Round Inserts
B
RX
RH
RP
PMK N S H Round, bumpy insert with excellent chip control
Highly reliable general- purpose breaker providing good chip evacuation PMK N S H
Standard breaker for profiling PMK N S H
2.5
1.7
0.30
0.2
1.04
10°
0.25
15°
-15°
15°
-15°
-5°
RCMT160600
RCMT160600
RCMX160600
7°
7°
7°
R
S
R
S
R
S
C D
C D
C D
T
V
W
T
V
W
T
V
W
For Aluminum Alloy
Positive
(R/L)AY
NAW
NAG
High-quality ground aluminum breaker achieving excellent machined surface quality PMK N S H
Finishing breaker for aluminum with sharp edge PMK N S H
Al breaker for mirror finish and anti- adhesion performance PMK N S H
2.5
25°
15°
C
20°
VCGT33
CCGT32
7°
7°
5° 7° 11°
CCGT32
R
S
C D
S
R
S
C D
C D R
T
V
W
T
V
W
T V W
D
R
S
T
V
Bumpy Chipbreaker
Standard Chipbreaker
Handed Chipbreaker
Break Master (CBN/PCD)
W
Applicable Part Material: P Steel M Stainless Steel K Cast Iron N Non-Ferrous Metal S Exotic Alloy H Hardened Steel
Chipbreaker Application Range
Round Inserts (Inscribed Circle up to .5000inch)
Class G Chipbreaker
Aluminum Alloy
N
.24
.16
.16
RH
(M)ESI
NAG
.16
RP
(R/L)AY
.08
.08
(M)EFM
RX
.08
(M)EFC
0
0
0
.008
.016
.008
.024
.004
.012
.020
Feed Rate f (inch/rev)
Feed Rate f (inch/rev)
Feed Rate f (inch/rev)
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 Items" in Chapter B.
B14
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