FUSED FILAMENT FABRICATION (FFF) OF PIM FEEDSTOCKS · FUSED FILAMENT FABRICATION (FFF) OF PIM...
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Otto Glöckel-Straße 2, A-8700 Leoben, Tel.: +43 3842 402 3501 [email protected] www.kunststofftechnik.at 08.06.2017 Santiago Cano FUSED FILAMENT FABRICATION (FFF) OF PIM FEEDSTOCKS
Transcript of FUSED FILAMENT FABRICATION (FFF) OF PIM FEEDSTOCKS · FUSED FILAMENT FABRICATION (FFF) OF PIM...
Otto Glöckel-Straße 2, A-8700 Leoben, Tel.: +43 3842 402 3501
www.kunststofftechnik.at
08.06.2017
Santiago Cano
FUSED FILAMENT FABRICATION (FFF) OF PIM FEEDSTOCKS
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Content
Motivation
FFF of feedstocks
Requisites and challenges
Experimental procedure
Results and discussion
Conclusions
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Motivation
Additive manufacturing
o Metals: laser or electron beam
o Ceramics: UV technology, robocasting
Fused Filament Fabrication (FFF)
+ Combination of metals and ceramics (PIM powders)
+ Lower investment
Source: Eos GmbH Source: Arcam AB Source: Lithoz GmbH
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FFF of feedstocks
Raw material Feedstock
Shaping-Debinding-Sintering (SDS)
Shaping by FFF
Debinding Sintering
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FFF of feedstocks
Mixing Filament extrusion
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FFF of feedstocks
Shaping Debinding Sintering
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Requirements and challenges: FFF
Mechanical resistance
Low viscosity
Adhesion
Hardness
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Requisites and challenges: filaments
o Constant diameter and shape
o Flexibility to be spooled
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Requirements and challenges:Solvent debinding
Backbone • Insoluble • Shape preservation
Base binders • Soluble • Low swelling
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Experimental procedure
Filament characterization:
Diameter and shape Laser measurement
Mechanical properties Tensile tests
Solvent debinding Compression molded parts
Morphology SEM
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Materials
Binder: Polyolefin + Compatibilizer + TPE
Powders
0
5
10
15
20
25
30
316 L Ti6Al4V NdFeB SrFe12O19 YSZ
D5
0 (
µm
)
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Results: Mechanical properties
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Results: Solvent debinding
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Conclusions
It is possible to process feedstocks by FFF
Powder geometry has a strong influence on the filament properties
The debinding rate and defects in solvent debinding are greatly influenced by powder geometry
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Research performed under the projects REProMag and CerAMfacturing with the financial support of the European Commission in the frame of the FoF Horizon 2020 with financial agreements 636881 y 678503.
Acknowledgements
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Thank you very much for your attention
FUSED FILAMENT FABRICATION (FFF) OF PIM FEEDSTOCKS
Christian Kukla, Joamin Gonzalez-Gutierrez, Santiago Cano, Stefan Hampel, Carlo Burkhardt, Tassilo Moritz, Clemens Holzer
Santiago Cano Cano
Email: [email protected]
