L'IMPRESSION 3D POLYMÈRE POLYMER 3D PRINTING - Elasto-Plast
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L’IMPRESSION 3D POLYMÈRE
POLYMER 3D PRINTING
08/12/2020
Sébastien CHARLON
sebastien.charlon@imt-lille-douai.fr
Co financeurs
Cofunding
AVEC LE SOUTIEN DU FONDS EUROPÉEN DE DÉVELOPPEMENT RÉGIONAL
WITH THE SUPPORT OF « FONDS EUROPÉEN DE DÉVELOPPEMENT RÉGIONAL »
DEFINITION OF ADDITIVE MANUFACTURING
2
Proccesses allowing to manufacture, layer by layer, by adding material, a real part from a
numerical part, AFNOR strandard NF E 97-001 [1]
CAD File Slicer 3D printer Real part
What kind of technology could we use ?
[1] AFNOR NF E67-001: Fabrication additive – vocabulaire. Ed, p4 (2011)
PLAN OF THE
Resin polymerization Binder jetting
PRESENTATION
Powder sintering Fused Filament Fabrication
RESIN PHOTOPOLYMERIZATION
4
Resin polymerization
Stereolithography (SLA) Digital light processing (DLP) Polyjet
RESIN PHOTOPOLYMERIZATION
Stereolithography (SLA) 5
Monomer
Monomer www.youtube.com/watch?v=jeCHKDxQQh0
UV Laser 9s
(liquid)
Polymer
(solid)
RESIN PHOTOPOLYMERIZATION
Stereolithography (SLA) 6
Advantages Disadvantages
Available cheap 3D printer Low diversity of materials
High precision / resolution Raw material sensible to UV
Low surface roughness Mono material part
RESIN PHOTOPOLYMERIZATION
Digital light processing (DLP) 7
www.youtube.com/watch?v=qZiAu3PouK8
RESIN PHOTOPOLYMERIZATION
Digital light processing (DLP) 8
Advantages Disadvantages
Low fabrication time Higher surface roughness
Decrease in the price of the part Mono material part
Low diversity of materials
Raw material sensible to UV
RESIN PHOTOPOLYMERIZATION
Polyjet 9
1min11s
www.youtube.com/watch?v=Som3CddHfZE&t=66s 1min42s
RESIN PHOTOPOLYMERIZATION
Polyjet 10
Avantages Disadvantages
Seveal printing heads Low diversity of materials
multi-materials/multi-colors
Raw material sensible to UV
High resolution / precision
Low surface roughness
Low fabrication timeRESIN PHOTOPOLYMERIZATION
The future ? 11
Lawrence Livemore National Laboratory (USA, California)
www.youtube.com/watch?v=f7_3kauRbmkSELECTIVE LASER SINTERING
12
Laser 9s
www.youtube.com/watch?v=ruvRijM7f50
PowderSELECTIVE LASER SINTERING
13
Disandvatages
Avantages
Expensive raw materials
Technology available for metals,
Need to recycle the powder
ceramics and polymers
Size of the powder
High precision / resolution
Mono material part
Surface aspect: relatively rough
Porosity in the partBINDER JETTING
14
Nozzle 40s
www.youtube.com/watch?v=ONMYx1yhJuo 1min 22s
PowderBINDER JETTING
15
Advantages Disadvantages
Technology available for metals, Particle size
ceramics and polymers Need to recycle the powder
Multi-colors parts Low mechanical properties
Interfaces = fragilitiesFUSED POLYMER DEPOSITION
Fused Filament Fabrication (FFF) 16
www.youtube.com/watch?v=WHO6G67GJbM&t=4s 56s
1min40sFUSED POLYMER DEPOSITION
Fused Filament Fabrication (FFF) 17
Avantages Disadvantages
Cheap 3D printers High surface roughness
Easy to use
Strong anisotropy in the mechanical
Multi-materials, multi-colors parts properties of the partsFUSED POLYMER DEPOSITION
Fused Filament Fabrication (FFF) 18
Colored FFF FFF à partir de granulés
Prusa1
XYZ printing
Freeformer (Arburg)1 PAM (Pollen AM)2 David (Sculptify)
Composites
Markeforge Anisoprint3
[1] Round Table: Utilisation de la FA par
dépôt de polymère fondu au CERI MP
[2] Round Table: Procédé PAM
[3] Round Table: La FA compositeFUSED POLYMER DEPOSITION
Fused Filament Fabrication (FFF) 19
Beads
Ribbons
LASCALA
Large part: 5m x 2m x 1m (LASCALA)
2 extruders (LASCALA)
Raw material = pellets
Customizable nozzle
Co-extrusion
Insertion of short or long fibers
Round table: FA grandes dimensions: Présentation de LASCALACONCLUSION 20
How could we choose the appropriate AM technology ?
Type of polymer Dimensions of the part
Rigid thermoplastic System
Soft thermoplastic (TPE) Opened system
Thermostable polymers Closed system
Elastomers
…
Composition of the part Cost
Precision of the part AM machine
Mono material
Multi materials
Resolution of the part Raw material
www.interreg-fwvl.eu/fr/elasto-plastIF YOU HAVE ANY QUESTIONS ON OUR AM ACTIVITIES IN THE CERI MP 21
Commercial machines
Innovative machines Medical applications
New structures Specific materials
Round table: Utilisation de la FA par dépôt de polymère fondu au CERI MPThank you for you attention! 22
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