Exotic Alloy Chipbreaker and Grade Selection Guide for Turning Exotic Alloy
Grades
SUMIBORON BN7000
L10
1,300
CBN
660
BN7000
330
Coated Carbide AC5015S
Coated Carbide
AC5025S
Carbide EH510
165
A
Carbide
EH520
30
0
Finishing
Roughing
Partially Interrupted
Interrupted
Continuous
Chipbreakers
Negative Type
Positive Type
EEM Type
EMU Type
.160
.160
EEM Type
EEG Type
ESU Type
EEG Type
MESI Type
EMU Type
EEX Type (EUP Type )
MESI Type
EUP Type
ESU Type
.080
.080
FX Type
EEF Type ESU Type
EEX Type
EFC Type
ESU Type
FY Type
FX / FY Type
0
.008 .012 .016
.004
0
.004
.008
.012 .016
MEFC/ EFC Type
EEF Type
Feed Rate f (IPR)
Feed Rate f (IPR)
Recommended Cutting Conditions
Exotic Alloy
(Red text indicates 1st recommendation)
Cutting Conditions
Min. - Max.
Cutting Process
Work Material
Chipbreaker
Grade
Depth of Cut a
Cutting Speed v
f (IPR)
Feed Rate
p (inch)
c (SFM)
AC5015S AC5025S AC5015S AC5025S AC5015S AC5025S AC5015S AC5025S EH510 ( AC5015S )
EEF
.008 - .060
.004 - .008
165 - 400
Finishing
Heat-Resistant Alloy ( Ni-based Material ) Fe-based Material Co-based Material
EEX
.020 - .120
.004 - .012
130 - 350
Light
EEG
.020 - .160
.006 - .012
130 - 350
Medium
.040 - .160
.008 - .016
100 - 300
EMU/EEM
Rough
.008 - .060
.004 - .008
165 - 300
EEF (E SU )
Finishing
Titanium Alloy
AC5015S
EEX
.020 - .100
.004 - .010
130 - 250
Light
( Pure Titanium (99.5%) ) α + β Alloy
EH510 ( AC5015S )
EEG
.020 - .140
.006 - .012
130 - 250
Medium
AC5025S
EMU/EEM
.040 - .140
.008 - .012
100 - 165
Rough
A18
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