Structural, Microhardness, Photoconductivity, and Dielectric ...
The Coatings · 2019. 11. 19. · Coating technology: Diamond Microhardness: 10,000 HV 0,05 Coating...
Transcript of The Coatings · 2019. 11. 19. · Coating technology: Diamond Microhardness: 10,000 HV 0,05 Coating...
The Coatings Diamond and PVD premium coatings for cutting tools
2 Content
At a glance
CemeCon _________________________________________ 03
The Diamond-Coating-Technology ____________________ 04
CCDia®AeroSpeed® ______________________________ 05
CCDia®CarbonSpeed _____________________________06
CCDia®FiberSpeed / CCDia®MultiSpeed _______________ 07
The HiPIMS-Technology ____________________________08
AluCon® _______________________________________09
FerroCon® _____________________________________ 16
InoxaCon® _____________________________________ 17
Characteristics Of The Coating Materials ______________ 15
The Right Coating For Round-Tools ____________11 – 12
The Right Coating For Cutting Inserts _________ 13 – 14
The Sputter-Technology ____________________________ 18
ALOX® / TINALOX® ________________________________ 19
AluSpeed® _____________________________________20
HARDLOX® _____________________________________ 21
HYPERLOX® ____________________________________22
CCplusC® / SUPERTIN® ____________________________ 23
3 CemeCon
Board: Dr Oliver Lemmer and Dr Toni Leyendecker
We have developed the right technology, built the appropriate
production plants and thereby made the best PVD and diamond
coatings in the world a reality. In CemeCon’s own job coating centre,
which is one of the biggest in the world, ten thousand precision
tools are coated for our customers every day. For 30 years,
the experience and know-how gained here have been feedback
into the ongoing development of our PVD and diamond
coating machines. This also enables our customers to benefit
in terms of productivity, ergonomics, processing quality and
cost-effectiveness.
4 The Diamond-Coating-Technology
Diamond, the hardest material in the world as a coating material for maximum protection against wear. For many years, CemeCon has used the diamond technology to produce diamond coatings for cutting tools – real crystalline and nanocrystalline sp3 diamonds with a Vickers hardness of about 10,000. More than 20 years ago, CemeCon developed the diamond hot filament process and is now the world leader in diamond coatings and technologies.
In the hot filament process, diamond is produced from gas. In an Hydrogen-Methane gas atmosphere, carbon is turned into pure diamond. Depending on the application, the diamond coating can be deposited as a microcrystalline, nanocrystal-line or multi-layer coating. Fully automatic coating machines combined with pretreatment ideally adapted to the substrate enable diamond coatings to be produced with thicknesses of more than 20 µm with an outstanding adhesion.
CemeCon‘s patented multi-layer technology ensures maxi-mum stability of the individual layers within the coatings. Any cracks that may occur cannot spread beyond the layer boundaries. Thanks to their extreme hardness – with up to 10,000 HV0.05, close to that of natural diamond – all coatings in the CCDia® product group are extremely wear resistant. The performance of round tools and inserts made of solid car-bide is significantly increased by applying a CCDia® coating. The diamond coating‘s high heat conductivity is responsible for a fast heat dissipation. This is tremendously important when processing temperature-sensitive materials such as carbon-fiber and glass-fiber reinforced plastics, and enables higher processing speeds to be used when machining. All of these properties make the CCDia® line the first choice for machining graphites, composites, non-ferrous metals, green parts and ceramics according to VDI standard 3323.
Smooth, highly adhesive and resistant thanks to multi-layer diamond coating
The Diamond-Coating-TechnologyPatented multilayers for machining graphite, carbon-fiber and glass-fiber
reinforced plastics and composites, abrasive non-ferrous metals and ceramics
5
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CCDia®AeroSpeed®
CCDia®
AeroSpeed® for CFRP / GFRP /composites
The CCDia®AeroSpeed® premium diamond coating was developed in order to obtain the best possible surface quality when machining fiber materials. The excellent adhesion coupled with the unique smoothness guarantee highly reliably drilling and milling of CFRP, GFRP and composites. In addition, the very sharp edges – CCDia®AeroSpeed® does not change the microgeometry of your precision tools – are able to cut the fibers more effec-tively. CCDia®AeroSpeed® is also ideally suited to carbide grades with higher cobalt content. The increased ductility of these carbide grades in connection with a diamond coating allow a reliable drilling process in aircraft manu-facturing.
Technical data
Coating technology:
Diamond
Microhardness:
10,000 HV0,05
Coating material:
Multilayer, sp3
Color:
Grey-Shiny
Max. operating temperature:
650 °C
Available coating thicknesses:
~~ 3 µm • –
~~ 9 µm • •
~~ 14 µm • •
Perfect surface quality throughout the entire tool life
100uncoated
980CCDia ®AeroSpeed®
Material: CFRP, IMA-M21E
Tool: Carbide countersink-drill
d = 5.6 mm
dcountersink = 12.5 mm
f = 0.05 mm
n = 6000 min-1
Tool life criterion: Weartransition radius countersink
Tool life(number of holes)
1000
900
800
700
600
500
400
300
200
100
0
6 CCDia®CarbonSpeed
Ultrahard protection against abrasive wear: CCDia®CarbonSpeed is the best coating solution when the cost-effective machining of graphites and green parts is the main aim. It can be applied to more than 80 carbides for fine crystalline smooth multilayer structures for highly reliable processes and the best workpiece surfaces.
Cost-effectiveness combined with a highly reliable process
for graphites / green compacts
Technical data
Coating technology:
Diamond
Microhardness:
10,000 HV0,05
Coating material:
Multilayer, sp3
Color:
Grey
Max. operating temperature:
650 °C
Available coating thicknesses:
400CCDia®CarbonSpeed
7 µm
Material: EDM graphite ISO-63
Tool: End mill
vc = 600 m/min
fz = 0.06 mm/tooth
Tool life(m)
20uncoated
450
400
350
300
250
200
150
100
50
0
CCDia®
CarbonSpeed
~~ 7 µm • • •
~~ 9 µm • • –
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7 CCDia®FiberSpeed / CCDia®MultiSpeed
for CFRP / GFRP / ceramics
Coating thicknesses of 3 to 14 µm make CCDia®FiberSpeed and CCDia®MultiSpeed universal and economical solutions for drilling and milling of fiber composites and ceramics. The very good adhesion gives highly reliable processes and the various coating thicknesses can give sharp edges as well as maximum wear volumes.
High wear volume for maximum performanceTechnical data
Coating technology:
Diamond
Microhardness:
10,000 HV0,05
Coating material:
Multilayer, sp3
Color:
Grey
Max. operating temperature:
650 °C
Available coating thicknesses:
CCDia®
FiberSpeedCCDia®
MultiSpeed
~~ 3 µm • • – –
~~ 9 µm • • • •
~~ 14 µm • • – •
Material: CFK, M21E
Tool: Solid carbide drill, ø5.6 mm
fz = 0.06 mm/tooth
n = 6500 min-1
Tool life(number of holes)
150uncoated
1000
900
800
700
600
500
400
300
200
100
0
950CCDia®FiberSpeed
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8 The HiPIMS-Technology
HiPIMS (High Power Impulse Magnetron Sputtering) com-bines the advantages of all conventional coating tech-nologies for cutting tools available on the market. The smoothness of the sputtering, the high hardness values, compact coating structures and scratch resistance to over 130 newtons, tools coated in this way are exceptionally resistant to wear in extremely hard, especially tough and oxidation-resistant materials such as stainless steel, titanium or nickel-based alloys.
But HiPIMS coatings can also deliver top performance in unalloyed, alloyed and high-speed steels.The high metal ionisation of nearly 100 per cent gives the best adhesion, even in cold-welded materials, which are particularly difficult to machine.In addition, coatings deposited by HiPIMS technology give extremely homogeneous surfaces, even on very complex 3D geometries.
The HiPIMS-TechnologyHiPIMS, the PVD coating technology of the future
9
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for aluminium, titaniumand non-ferrous metals
TiB2 and HiPIMS. The unique combination of a nano-crystalline coating material, which effectively prevents built-up edges, and the HiPIMS technology for the smoothest coatings, maximum coating adhesion and a hardness of up to 5,000 HV0.05. Guarantor for optimal machining of non-ferrous metals.
To avoid built-up edges and offering maximum coating adhesion
Technical data
Coating technology:
HiPIMS
Coating material:
TiB2-based
Color:
Silver
Max. operating temperature:
1,000 °C
Available coating thicknesses:
~~ 1 µm • • –
~~ 2 µm • • •
~~ 4 µm – – •
AluCon®
Tool life
(m)
11Coating ofcompetitor:
TiAlSiN
14
13
12
11
10
XCon®
AluCon®
14,48Material: TiAl6V4
Tool: Inserts with x-geometry
vc = 100 m/min
fz = 0.6 mm
ae = 15.28 mm
ap = 0.8 mm
vb = 0.34 mm
Cooling: Oil
AluCon®
CCDia
® AeroS
peed
®
CCDia
® Carbon
Spee
dAL
OX®
AluCo
n®
Ferro
Con®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
CCplu
sC®
CCDia
® AeroS
peed
®
CCDia
® Carbon
Spee
dAL
OX®
AluCo
n®
Ferro
Con®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
CCplu
sC®
CCDia
® AeroS
peed
®
CCDia
® Carbon
Spee
dAL
OX®
AluCo
n®
Ferro
Con®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
CCplu
sC®
Turning / Grooving
Drilling
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
Milling
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
The Right Coating For Round-Tools
CCDia
® AeroS
peed
®
CCDia
® Carbon
Spee
dAL
OX®
AluCo
n®
Ferro
Con®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
CCplu
sC®
CCDia
® AeroS
peed
®
CCDia
® Carbon
Spee
dAL
OX®
AluCo
n®
Ferro
Con®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
CCplu
sC®
CCDia
® AeroS
peed
®
CCDia
® Carbon
Spee
dAL
OX®
Ferro
Con®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
CCplu
sC®
Reaming
Threading
Gear Cutting
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
CCDia
® Carbon
Spee
dAL
OX®
Ferro
Con®
AluCo
n®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
CCDia
® Carbon
Spee
dAL
OX®
Ferro
Con®
AluCo
n®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
CCDia
® Carbon
Spee
dAL
OX®
Ferro
Con®
AluCo
n®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
Drilling
Milling
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
Turning / Grooving
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
The Right Coating For Cutting Inserts
CCDia
® Carbon
Spee
dAL
OX®
Ferro
Con®
AluCo
n®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
CCDia
® Carbon
Spee
dAL
OX®
Ferro
Con®
AluCo
n®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
CCDia
® Carbon
Spee
dAL
OX®
Ferro
Con®
AluCo
n®
CCDia
® MultiSp
eed
AluSp
eed®
CCDia
® FiberS
peed
TINAL
OX®
Inoxa
Con®
HARD
LOX®
Supe
rtin®
HYPE
RLOX
®
Reaming
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
Threading
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
Gear Cutting
Steel
Stainless steel
Cast Iron
Aluminium
Graphite / Green Compact
Ceramics
Titanium
Hard Materials (>50 HRC)
CFRP / GFRP
15 Characteristics Of The Coating Materials
Characteristics Of The Coating MaterialsSp
utte
ring
Dia
mon
dHiP
IMS
CCDia®AeroSpeed®
CCDia®CarbonSpeed
CCDia®FiberSpeed
CCDia®MultiSpeed
AluCon®
FerroCon®
InoxaCon®
ALOX®
AluSpeed®
CCplusC®
HARDLOX®
HYPERLOX®
SUPERTIN®
TINALOX®
Thin
Plus
Plus
Thin
Thin
Plus
Plus
Plus
Thin
Gold
Plus
Thin
Blue
Plus
Plus
Thin
Blue
Gold
C
C
C
C
C
C
C
C
TiB2-based
TiB2-based
TiB2-based
AlTiN-based
AlTiN-based
AlTiN-based
TiAlSiN-based
TiAlSiN-based
TiAlN-based
TiAlN-based
TiAlN-based
TiAlN-based
TiB2-based
TiAlN+C-based
TiAlN/TiSiN-based
TiAlN/TiSiN-based
AlTiN-based
AlTiN-based
AlTiN-based
AlTiN-based
TiN-based
TiAlN-based
TiAlN-based
TiAlN-based
TiAlN-based
3
9
14
7
9
9
3
14
1
2
4
3
4.5
6
1.5
3
4.5
6
6
10
2
3
1.5
3
3
4.5
4.5
6
3
1.5
3
3
3
Coating material Version
16 FerroCon®
~~ 3 µm • • •
~~ 4.5 µm • – –
~~ 6 µm – – •
for unalloyed, alloyed andhigh-speed steel
The premium HiPIMS coating for high-performance applications in unallo-yed, alloyed and high-speed steel. Optimum adhesion, smoothest surfaces, high hardness values and toughness for your tool. Pure performance.
Performance thanks to HiPIMSTechnical data
Coating technology:
HiPIMS
Coating material:
AITiN-based
Color:
Anthracite
Max. operating temperature:
1,100 °C
Available coating thicknesses:
FerroCon®
398FerroCon®
Material: 40CrMoV4-6
Tool: Cutting insert
vc = 250 m/min
ap = 3 mm
z = 2
Tool life(workpieces)
420
400
380
360
340
320
300
280
260
240
220
200211AlCrN
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17 InoxaCon®
for hardened and stainlesssteels / titanium
Developed for machining of hardened and high alloyed steel as well as titanium. Its very high thermal stability makes the silicon-doped material InoxaCon® the first choice for your high-end tools.
Heat resistant and reduced reweldingTechnical data
Coating technology:
HiPIMS
Coating material:
TiAlSiN-based
Color:
Copper
Max. operating temperature:
1,100 °C
Available coating thicknesses:
InoxaCon®
~~ 1.5 µm • • –
~~ 3 µm • • •
XCon®
Max. wear
(µm)
97AlCrN
InoxaCon®
0
10
20
30
40
50
60
70
80
90
100
26
Material: 1.4301
Tool: Solid carbide mill, ø8 mm
vc = 80 m/min
fz = 0.035 mm/tooth
ae = 5 mm
ap = 3 mm
z = 4
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18 The Sputter-Technology
PVD Sputter-TechnologySmooth, droplet-free coatings for cutting tools
Since 1986, CemeCon has been a trailblazer in developing hardcoatings by using the PVD sputter technology. During sputtering, the material is vaporised and deposited as a coating directly from solid into gas. In tra-ditional processes, the coating material must be melted. This inevitably creates droplets that become blemishes on the coating struc-ture and lead to a very rough surface. During sputtering, these droplets do not appear. The USP of the sputter technology is the extremely smooth surface.
Another advantage of the sputter technology is a significant reduction of the internal stress inside the coating. This enables the deposition of, e.g. AlTiN layers up to a layer thickness of 15 µm and more. An unbeatable advantage in all applications with a great deal of wear volume.
Furthermore, adhesion values – determined by a scratch test – of about 100 newtons are typical.
Sputtering is tremendously flexible. It can be used to produce all known coating composi-tions. There are no limits to the tools that can be coated – from the smallest microtool measuring less than 0.1 mm to big hobs.
19 ALOX® / TINALOX®
for steel from soft to medium hardness
These TiAlN coatings are universally suitable for machining most common steels. The optional finishing additional smoothness to the adds coatings which are already smooth and free of droplets.From thin to thick, with coating thicknesses from 1.5 to 10 µm, all kinds of cutting tools can be optimised to their specific applications.
The universal solution for steel
ALOX®
TINALOX®
Tool life(%)
105
90
75
60
45
30
15
00
56Standard
TiAlN
Material: 100Cr6
Tool: Cutting insertCNGP120408/K313
vc = 246 m/min
fz = 0.2 mm/tooth
ap = 1.5 mm
Cooling: Wet
100ALOX®
Technical data
Coating technology:
Sputtering
Coating material:
TiAIN-based
Colors:
Anthracite / blue / gold
Max. operating temperature:
1,000 °C
Available coating thicknesses:
~~ 1.5 µm • • –
~~ 3 µm • • •
~~ 4.5 µm • – –
~~ 6 µm – – •
~~ 10 µm – – •
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20 AluSpeed®
0 AluSpeed®
Material: Aluminium 7075
Tool: Solid carbide mill, ø8 mm
vc = 960 m/min
fz = 0.084 mm/tooth
n = 38200 min-1
Wear (µm)after 100 milled
components
74uncoated
0
10
20
30
40
50
60
70
80
90
68Competitor
(TiCN)
Protection against cold welding
for aluminium / non-ferrous-materials
TiB2, this sputtered coating composition has nearly no affinity to non-ferrous materials, especially aluminium. There is virtually no material adhesion, the optimised adhesion in combination with the very high hardness guarantees highly reliable processes and maximum productivity.
AluSpeed®
Technical data
Coating technology:
Sputtering
Coating material:
TiB2-based
Color:
Silver
Max. operating temperature:
900 °C
Available coating thicknesses:
~~ 2 µm • • •
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21 HARDLOX®
HARDLOX® for titanium / stainless steel / steels up to 70HRC
Silicon doping gives HARDLOX® an especially high hardness and oxida-tion-resistance. The sputtering results in a very smooth surface. Titanium, stainless steel or hardened steels, HARDLOX® is just perfect for machining at high temperatures.
Easy Cutting at high temperatures
Process time(sec)
0
20
40
60
80
100
120
31HARDLOX®
3 µm
108Competitor
(AlTiN)
Material: Titan TiAl6V4
Tool: Solid carbide mill, ø16 mm
vc = 60 m/min
fz = 0.06 mm/tooth
ae = 12.4 mm
ap = 14.8 mm
z = 4
Cooling: Water-cooled
Technical data
Coating technology:
Sputtering
Coating material:
TiAIN/TiSiN-based
Color:
Copper
Max. operating temperature:
1,100 °C
Available coating thicknesses:
~~ 1.5 µm • • –
~~ 3 µm • • •
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22 HYPERLOX®
For enhanced performance in cast iron and steel
for cast iron / steel up to 60HRC
HYPERLOX®, the universal solution for all types of cast iron and steel up to 60HRC, is AlTiN-based. The high content of aluminum results in high hard-ness. The smooth and droplet-free surface and the very good adhesion of the coating make HYPERLOX® perfect for end mills, the Plus versions also feature greater wear volumes to increase tool life and productivity.
HYPERLOX®
Technical data
Coating technology:
Sputtering
Coating material:
AITiN-based
Colors:
Anthracite / blue
Max. operating temperature:
1,000 °C
Available coating thicknesses:
Tool life(m)
90TiAlN6 µm 80
AlTiN3 µm
120
HYPERLOX® Plus6 µm Material: 42CrMoV4
Tool: End mill, ø52 mm
vc = 135 m/min
fz = 1.3 mm/tooth
ap = 1 mm
n = 800 min-1
z = 4
Cooling: Dry
125
112,5
100
87,5
75
62,5
50
37,5
25
12,5
0
~~ 3 µm • • – •
~~ 4.5 µm • – • –
~~ 6 µm – – • •
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23 CCplusC® / SUPERTIN®
for threading tools
for soft steels
Reduced friction and wear. These properties make CCplusC® the first choice for threading tools. The carbon top layer acts as a solid lubricant, while the TiAlN anti-wear layer gives extended tool life.
Efficient and friction-reducingTechnical data
Coating technology:
Sputtering
Coating material:
TiAIN+C-based
Color:
Black
Max. operating temperature:
900 °C
Available coating thicknesses:
~~ 3 µm
Technical data
Coating technology:
Sputtering
Coating material: TiN-based
Color: Gold
Max. operating temperature:
700 °C
Available coating thicknesses:
~~ 3 µm
CCplusC®
SUPERTIN®
Tool life(m)
1100TiCN
2083CCplusC ®
Material: 1.7225
Tool: Tap M10
vc = 25 m/min
Thread depth = 25 mm
2200
2000
1800
1600
1400
1200
1000
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Developed for easy cutting, SUPERTIN® scores highly above all in wet cutting.
Editor | CemeCon AG | Adenauerstr. 20 A 4 | 52146 Wuerselen | Germany www.cemecon.com
CC_E
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V1.
2Germany CemeCon AG / Phone: +49 2405 4470 122 / [email protected]
USA CemeCon Inc. / Phone: +1 607 562 2363 / [email protected]
China CemeCon Suzhou Coating Technology Co. Ltd. / Phone: +86 512 891 74919 / [email protected]
Japan CemeCon K.K. / Alexander Marxer / Phone: +81 3 6459 4430 / [email protected]
Czech Republic CemeCon s.r.o. / Phone: +420 539 003 501 / [email protected]
Denmark CemeCon Scandinavia A/S / Phone: +45 7022 1161 / [email protected]
India M+V Marketing & Sales Pvt. Ltd. / Manish Adwani / Phone: +91 9158 99 99 56 / [email protected]
Korea Hangil trading company / Mr. Hong-Sik Cho / Phone: +82 10 9389 7825 / [email protected]
Taiwan DKSH Taiwan Ltd. / Tim Liu / Phone: +886 4 2472 1782 / [email protected]
Russia ZAO Rosmark-Steel / Ilya Mozgov / Phone: +7 812 336 27 27 / [email protected]