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Rice Husk with PLA: 3D Filament Making and Additive Manufacturing of Samples for Potential Structural Applications.
Gabriela Barreto1,2, Santiago Restrepo1, Carlos Mauricio Vieira2
1CCComposites Laboratory, Engineering School, Universidad de Antioquia (UdeA), Calle 70 No. 52-21, Medellin 050010, Colombia.
Polymers
|January 23, 2024
Summary
This study fabricates reliable polymer composites using polylactic acid (PLA) and rice husk filler via additive manufacturing. This approach enhances material circularity and supports local economies by utilizing agricultural waste.
Area of Science:
- Materials Science
- Sustainable Manufacturing
- Polymer Engineering
Background:
- Additive manufacturing offers a sustainable route for creating complex composite materials.
- Utilizing agricultural waste like rice husk in composites promotes circular economy principles.
Purpose of the Study:
- To investigate the fabrication of polylactic acid (PLA) and rice husk composites using additive manufacturing.
- To assess the structural and morphological properties of the developed composite materials.
Main Methods:
- Filament extrusion of PLA and rice husk.
- Fused Deposition Modeling (FDM) for sample fabrication.
- Scanning Electron Microscopy (SEM) for material characterization.
Main Results:
- Successfully fabricated reliable polymer composite filaments and tensile/impact samples.
- SEM analysis confirmed the structural integrity and morphology of the PLA-rice husk composites.
- Demonstrated the viability of using rice husk as a reinforcing filler in PLA.
Conclusions:
- Additive manufacturing with PLA and rice husk is a reliable method for producing polymer parts.
- This research advances material circularity and offers economic potential for rice-producing regions.
- Rice husk waste can be effectively valorized into functional composite materials.
