Manufacturing Technology 2022, 22(2):200-203 | DOI: 10.21062/mft.2022.017

Mechanical Properties of Recycled Polymer Materials in Additive Manufacturing

Jakub Pernica ORCID...1, Matěj Vodák ORCID...1, Robert Šarocký ORCID...1, Michal Šustr ORCID...1, Petr Dostál ORCID...1, Michal Černý ORCID...1, David Dobrocký ORCID...2
1 Faculty of AgriSciences, Mendel University in Brno. Zemědělská 1, 613 00 Brno. Czech Republic
2 Faculty of Military Technology, University of Defence in Brno. Kounicova 65, 602 00 Brno. Czech Republic

The publication focuses on the testing of the tensile strength of samples produced by Fused Filament Fabrication additive manufacturing technology. Three materials rPLA, rPETG and rPET were tested. These materials are recycled PLA (Polylactic Acid), PETG (Polyethylene Terephthalate Glucol) and PET (Polyethylene Terephthalate). These materials were used to create samples for tensile testing according to ASTM D638. In addition to testing the materials, the methodology was also tested using sets of specimens printed with no outer perimeters, one outer perimeter and two outer perimeters. Tensile diagrams were created from the measured data. Statistical processing and comparison of the measured data is performed in the publication. In the discussion, a comparison of the mechanical properties of recycled materials for 3D printing versus virgin materials for 3D printing by Fused Filament Fabrication technology is made.

Keywords: Additive Manufacturing, Polymer Materials, ASTM D638, Recycled Materials, Material Properties
Grants and funding:

The research has been supported by the project TACR GAMA, Proof of Concept 2, TP01010018.

Received: October 25, 2021; Revised: February 10, 2022; Accepted: March 2, 2022; Prepublished online: March 31, 2022; Published: May 15, 2022  Show citation

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Pernica J, Vodák M, Šarocký R, Šustr M, Dostál P, Černý M, Dobrocký D. Mechanical Properties of Recycled Polymer Materials in Additive Manufacturing. Manufacturing Technology. 2022;22(2):200-203. doi: 10.21062/mft.2022.017.
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