Paste Extruder—Hardware Add-On for Desktop 3D Printers
Abstract
:1. Introduction
2. Towards an Improved 3D Printer Extruder Design
2.1. Design Considerations
2.2. Materials
2.3. 3D Printing Parameter Settings for Paste Extruder
3. Discussion
4. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Component | Material | Print Temperature (°C) | Layer Height (mm) | Infill |
---|---|---|---|---|
Mounting brackets, plunger connector | ABS | 230 | 0.2 | 35.00% (hexagonal) |
Nut case | ABS | 230 | 0.15 | 63.00% (linear) |
Gears | PETG | 235 | 0.12 | 100.00% |
Setting | Value |
---|---|
Nozzle diameter | 0.4 to 1.5 mm |
Layer height | 0.15 to 1 mm |
Road width | 0.4 to 1 mm |
Number of contours | 2 |
Temperature | 35 °C |
Infill | 100% |
Print speed | 30 to 60 mm/s |
Material | Supplier (Model) | Mixture | Printing Parameters |
---|---|---|---|
Silicone | Bison (Sanitary) | Proprietary blend of silanes and siloxanes, Methoxypolydimethylsiloxane 60–100% | N 1: 0.6–1.5; LH 2: 0.4–1.0; S 3: 40; T 4: 40; FC |
Silicone (acrylic) | DAP (Alex Plus) | Proprietary blend of limestone 75%, Dipropylene glycol dibenzoate, Diethylene glycol dibenzoate, TiO2, Quartz | N: 0.6–1.2; LH: 0.4–0.8; S: 50; T: 40; FC |
Dental gel | FINO (Finogel) | Hetero-polysaccacharide (glycogen) 50%, water | N: 0.4–1.2; LH: 0.25–0.8; S: 80; T: 75; FC |
White cement 1 | Poliform (Model Air) | Proprietary blend of: water, cellulose fibers, kaolinite, additives | N: 0.6–1.2; LH: 0.25–0.8; S: 30; T: 30 |
White cement 2 | Darwi (Classic) | Proprietary blend of water, cellulose fibers, kaolinite, quartz, additives | N: 0.6–1.2; H: 0.25–0.8; S: 40; T: 30 |
Model | Add-On | Retraction | Heated Build Material | Print Speed (mm/s) | Build Material Vol. (mL) | Min. Layer Height (µm) | Nozzle Size (mm) |
---|---|---|---|---|---|---|---|
Fab@Home Model 4 [19] | No | Yes | Yes | 10 | 10 | 100 | 0.1–1.54 |
“Universal paste extruder” by RichRap | Yes | No | No | 20 | 10 | 200 | 0.2–1.54 |
Discov3ry by Structur3D Printing [20] | Yes | Yes | No | 20 | 60 | 200 | 0.25 |
Paste & Food extruder by Printrbot [21] | Yes | Yes | No | 15 | 60 | 300 | 1.54 |
Proposed solution | Yes | Yes | Yes, up to 80 °C | 15–60 | 60 | 100 | 0.15–1.54 |
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Amza, C.G.; Zapciu, A.; Popescu, D. Paste Extruder—Hardware Add-On for Desktop 3D Printers. Technologies 2017, 5, 50. https://doi.org/10.3390/technologies5030050
Amza CG, Zapciu A, Popescu D. Paste Extruder—Hardware Add-On for Desktop 3D Printers. Technologies. 2017; 5(3):50. https://doi.org/10.3390/technologies5030050
Chicago/Turabian StyleAmza, Catalin Gheorghe, Aurelian Zapciu, and Diana Popescu. 2017. "Paste Extruder—Hardware Add-On for Desktop 3D Printers" Technologies 5, no. 3: 50. https://doi.org/10.3390/technologies5030050