Off-Axis and On-Axis Performance of Novel Acrylic Thermoplastic (Elium®) 3D Fibre-Reinforced Composites under Flexure Load
Journal article
Authors | Shah, S.Z.H, Megat-Yusoff P.S.M., Karuppanan, S, Choudhry, R.S. and Sajid, Z. |
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Abstract | The flexure response of novel thermoplastic (Elium®) 3D fibre-reinforced composites (FRC) was evaluated and compared with a conventional thermoset (Epolam®)-based 3D-FRC. Ten different types of sample 3D-FRC were prepared by varying fibre orientations, i.e., 0°, 30°, 45°, 60° and 90°, and resin system, i.e., thermoplastic and thermoset. The bending characteristics and failure mechanisms were determined by conducting a three-point bend test. Results elucidate that The flexure response of novel thermoplastic (Elium®) 3D fibre-reinforced composites (FRC) was evaluated and compared with a conventional thermoset (Epolam®)-based 3D-FRC. Ten different types of sample 3D-FRC were prepared by varying fibre orientations, i.e., 0°, 30°, 45°, 60° and 90°, and resin system, i.e., thermoplastic and thermoset. The bending characteristics and failure mechanisms were determined by conducting a three-point bend test. Results elucidate that the on-axis specimens show linear response and brittle failure; in contrast, the off-axis specimens depicted highly The flexure response of novel thermoplastic (Elium®) 3D fibre-reinforced composites (FRC) was evaluated and compared with a conventional thermoset (Epolam®)-based 3D-FRC. Ten different types of sample 3D-FRC were prepared by varying fibre orientations, i.e., 0°, 30°, 45°, 60° and 90°, and resin system, i.e., thermoplastic and thermoset. The bending characteristics and failure mechanisms were determined by conducting a three-point bend test. Results elucidate that the on-axis specimens show linear response and brittle failure; in contrast, the off-axis specimens depicted highly nonlinear response and ductile failure. The thermoplastic on-axis specimen exhibited almost similar flexure strength; in comparison, the off-axis specimens show ~17% lower flexure strength compared to thermoset 3D-FRC. Thermoplastic 3D-FRC shows ~40% higher energy absorption, ~23% lower flexure modulus and ~27% higher flexure strains as compared to its thermoset counterpart. |
Keywords | 3D composites; thermoplastic; thermoset; off-axis flexure behaviour; on-axis flexure behaviour |
Year | 2022 |
Journal | Polymers |
Journal citation | 14 (11), p. 2225 |
Publisher | MDPI Open Access Journals |
ISSN | 2073-4360 |
Digital Object Identifier (DOI) | https://doi.org/10.3390/polym14112225 |
Web address (URL) | https://www.mdpi.com/2073-4360/14/11/2225 |
Publisher's version | License File Access Level Open |
Output status | Published |
Publication dates | |
Online | 30 May 2022 |
Publication process dates | |
Accepted | 10 May 2022 |
Deposited | 04 Nov 2022 |
https://repository.derby.ac.uk/item/9qy92/off-axis-and-on-axis-performance-of-novel-acrylic-thermoplastic-elium-3d-fibre-reinforced-composites-under-flexure-load
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Publisher's version
2022 Choudhry_Shah_polymers-14-02225_off-axis_and_on_axis_properties.pdf | ||
License: CC BY 4.0 | ||
File access level: Open |
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