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Lathe tools \ Technical introduction–turning - ISO turning
The following chip breakers are available for the cemented carbide grades HC75.. and HC78..
Negative
FM – chip breaker optimised for shallow MM – the universal one with very posi- RM – The robust one with soft cut!
cutting depths! tive geometry!
Insert Chip breaker for high surface qualities Universal very positive chip breaker for a Robust chip breaker with a wide infeed
when smoothing steel and stainless steel broad infeed range for machining stainless range for unfavourable cutting conditions
steel and special alloys in stainless steel
Advantages Chip breaker with very positive curved Very good chip control and chip Very soft cut for deep cutting depths with
geometry ensures low cutting forces and compression and excellent surfaces good surface quality
very good chip control Optimised chip breaker against burr For deep cutting depths and high feeds
Optimised chip breaker against tempera- formation yet achieving very soft chip deformation
ture and ridge cracks Optimised contact surfaces ensure good Optimised contact surfaces ensure good
Optimised contact surfaces ensure good heat dissipation heat dissipation
heat dissipation
Stability
Cutting forces
Surface quality
M M M
16 16 16
a ( mm ) p 10 FM a ( mm ) p 10 MM a ( mm ) p 10 RM
6,3
6,3
MM 6,3 RM
4 4 4
2,5 2,5 2,5
1,6 1,6 1,6
FM
1 1 1
0,63 0,63 0,63
0,4 R 0,5 0,4 0,04 0,4 0,3
0,25 18°30' 0,25 20° R 1,2 0,25 20°
0,16 0,16 0,16 10°
0,1 0,1 0,1
0,025 0,04 0,063 0,1 0,16 0,25 0,4 0,63 1 1,6 2,5 0,025 0,04 0,063 0,1 0,16 0,25 0,4 0,63 1 1,6 2,5 0,025 0,04 0,063 0,1 0,16 0,25 0,4 0,63 1 1,6 2,5
f ( mm ) f ( mm ) f ( mm )
Positive NEW INNOVATION
FU1 – ground extremely positive chip FP – extremely positive cutting opti- MP – the universal robust one!
breaker for universal smoothing! mised for smoothing and fine lathing!
Insert Very positive chip breaker optimised for Very positive chip breaker optimised for Very positive chip breaker for medium
shallow cutting depths and high surface shallow cutting depths and high surface infeeds with high cutting edge stability
qualities. qualities.
Advantages Extremely low cutting forces and excel- Very low cutting forces and good chip Low cutting forces and high cutting edge
lent chip breaking breakage stability in unfavourable conditions
Wide chip breakage scope for smoothing Wide chip breakage scope for smoothing Broad range of applications in long-chip-
and precision lathe machining and precision lathe machining ping steels, cast iron and authentic
Optimised geometry for long-chipping Optimised geometry for long-chipping stainless steel
steels and authentic stainless steel steels and authentic stainless steel Variable infeed area with controlled chip
breakage
Stability
Cutting forces
Surface quality
M M M
16 16 16
a ( mm ) p 10 6,3 FU1 a ( mm ) p 10 6,3 FP a ( mm ) p 10 6,3 MP
4 4 4 MP
2,5 FU1 2,5 2,5
1,6 1,6 1,6
1 1 1
FP
0,63 0,63 0,63
0,4 0,4 0,4 0,1
0,25 18° 0,25 18° 0,25
0,16 0,16 0,16 12°
0,1 0,1 0,1
0,025 0,04 0,063 0,1 0,16 0,25 0,4 0,63 1 1,6 2,5 0,025 0,04 0,063 0,1 0,16 0,25 0,4 0,63 1 1,6 2,5 0,025 0,04 0,063 0,1 0,16 0,25 0,4 0,63 1 1,6 2,5
f ( mm ) f ( mm ) f ( mm )
Test results Comparison of service life
Workpiece: Sealing plug
Material: X6CrNiMoTi17-12-2 Competition
Geometry: DCMT 11T304-FM Number of components 400
Cemented carbide grade: HC7820
Cutting data: 190 m/min
Feed: 0.18 mm/U HC7820 50%
Number of components 600
Cemented carbide grades ISO M
Latest ISO M type for high-performance machining of stainless steels for demanding serial users!
Advantages:
Innovative cemented carbide substrate
Very thin and form-fitting PVD coating
Newly developed adhesive connection technology
Micro-finishing
Polished contact surfaces
range of applications
application coating
01 05 10 15 20 25 30 35 40 45
ISO CVD APM20T
M
APM25T
Source: Hahn+Kolb Werkzeuge GmbH
480 Technical data subject to change. www.iconridge.com
Availability subject to country specific rules and regulations.
