Cited by 4Additive Manufacturing and 3D Printing TechnologiesAdditive Manufacturing Materials and ProcessesInnovations in Concrete and Construction Materials

Additive manufacturing of polyether ether ketone (PEEK)/lunar regolith composites via fused filament fabrication

Azami, Mohammad, Aubin Fournier, Pierre-Lucas, Skonieczny, Krzysztof·2024·Earth and Space 2024

Abstract

The NASA Artemis program is propelling progress in space settlement and exploration. In-space manufacturing (ISM) plays a crucial role in extended space explorations, and additive manufacturing (AM) holds significant promise. Polyether ether ketone (PEEK) is an excellent material for Lunar environments and can be 3D printed using fused filament fabrication (FFF), which offers advantageous versatility over other techniques. Incorporating Lunar regolith into PEEK can reduce ISM costs. This study focuses on the FFF of PEEK/regolith composites and compares them with pure PEEK and PEEK/carbon fiber. Higher solid material content presents challenges during extrusion, leading to increased sample porosity. The addition of 20 wt% carbon fiber enhances tensile strength by 8.37%, whereas introducing 15 and 30 wt% Lunar regolith reduces tensile strength by 14.63% and 26.78%, respectively, resulting in more brittle fractures and reduced elongation at break. These findings hold significant implications for advancing AM in Lunar environments and ISM.

Integrity signals

Registry

Crossref · 10.1061/9780784485736.086

Cites

5 of 5 references verified0 citation errors · 0 not checkable

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  • Increasing the amount of regolith heightened the brittleness of fractures and decreased elongation at break.

    “Additionally, increasing the amount of regolith heightened the brittleness of the fractures and decreased elongation at break.”
  • Incorporation of 20 wt% carbon fiber improved tensile strength by 8.37%.

    “The incorporation of 20 wt% carbon fiber improved tensile strength by 8.37%.”
  • Higher solid material content in PEEK/Lunar regolith composites posed challenges during extrusion, leading to increased sample porosity.

    “They noted that higher solid material content posed challenges during extrusion, leading to increased sample porosity.”
  • Introduction of 15 wt% and 30 wt% Lunar regolith reduced tensile strength by 14.63% and 26.78%, respectively.

    “Conversely, the introduction of 15 wt% and 30 wt% Lunar regolith reduced tensile strength by 14.63% and 26.78%, respectively.”

Cites

Flagged first, then by citations

Authors
Azami, M., Aubin Fournier, P.-L., & Skonieczny, K.
Affiliations
  • Concordia University (CA)
  • Concordia Univ.
Venue
Earth and Space 2024
Published
2024-10-10
Pages
976-986
OpenAlex
W4405230808
Cited by
4
References
5
Citations by year
2026: 1 · 2025: 2 · 2024: 1
FWCI
2.21
Type
conference paper
Language
en
Open access
closed
Locations
ASCE International Conference on Engineering, Science, Construction, and Operations in Challenging Environments (Earth and Space) (publishedVersion)
Topics
  • Physical Sciences › Engineering › Automotive Engineering › Additive Manufacturing and 3D Printing Technologies
  • Physical Sciences › Engineering › Mechanical Engineering › Additive Manufacturing Materials and Processes
  • Physical Sciences › Engineering › Building and Construction › Innovations in Concrete and Construction Materials
Keywords
PEEK, lunar regolith, fused deposition modeling, space manufacturing, 3D printing, carbon fiber reinforcement, tensile strength, porosity, brittle fracture, elongation at break

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