Abstract
Twin-screw extruder (TSE) based additive manufacturing technology can effectively print high viscous materials into precise and complex shapes. The dimensional accuracy and quality of the printed parts depend on the correct selection of the extruder machine's processing parameters to the printing materials. Hence, this paper presents an experimental study on optimizing the processing parameters of TSE for high concentration nanocellulose paste. The optimized parameters include twin-screw speed, feeding rate, printing speed to the nozzle diameter, and nanocellulose paste concentration. The feed rate of 1.2 ml/min, screw speed of 150 rpm, and the printing speed of 9.37 mm/s were the optimum process parameters for high accuracy and high-quality 3D printed structures 25wt% nanocellulose paste. Furthermore, pyramid-shaped and star-shaped structures were printed to verify the optimized parameters.
| Original language | English |
|---|---|
| Title of host publication | Nano-, Bio-, Info-Tech Sensors and Wearable Systems |
| Editors | Jaehwan Kim |
| Publisher | SPIE |
| ISBN (Electronic) | 9781510640092 |
| DOIs | |
| State | Published - 2021 |
| Event | Nano-, Bio-, Info-Tech Sensors and Wearable Systems 2021 - Virtual, Online, United States Duration: 22 Mar 2021 → 26 Mar 2021 |
Publication series
| Name | Proceedings of SPIE - The International Society for Optical Engineering |
|---|---|
| Volume | 11590 |
| ISSN (Print) | 0277-786X |
| ISSN (Electronic) | 1996-756X |
Conference
| Conference | Nano-, Bio-, Info-Tech Sensors and Wearable Systems 2021 |
|---|---|
| Country/Territory | United States |
| City | Virtual, Online |
| Period | 22/03/21 → 26/03/21 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 9 Industry, Innovation, and Infrastructure
Keywords
- 3D printing
- Nanocellulose
- Process parameters
- Twin-screw extruder
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