<p>Incorporating nanofillers into natural fiber-reinforced polymer composites (NFRPCs) can be a promising strategy for enhancing their mechanical performance and expanding their applicability in different industrial sectors. This study examines the influence of nanodiamond (ND) reinforcement on the mechanical properties of flax fabric-reinforced epoxy composites (FFRECs). Three laminates were produced: an unfilled composite (F6) and two ND-modified variants containing 0.3 wt.% and 0.6 wt.% NDs. Tensile, flexural, interlaminar shear strength (ILSS), and low-velocity impact tests were conducted. ND addition improved the measured mechanical properties, with the 0.6 wt.% ND composite showing the greatest enhancement. Tensile strength and Young’s modulus increased from 43 MPa and 2.44 GPa for (F6) composite laminate to 55.5 MPa and 3.2 GPa for the one containing 0.6 wt.% NDs. Flexural strength and modulus increased from 61.7 MPa and 2.4 GPa to 70 MPa and 3.06 GPa, while ILSS was improved by 18.5%. These results confirm that ND dispersion can be employed to tailor the mechanical properties of FFRECs.</p>

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Influence of Nanodiamond Dispersion on the Mechanical Performance of Flax Fabric-Reinforced Epoxy Nanocomposites

  • Osama M. Mabrouk,
  • Abdelrahman Zkria Ahmed,
  • Shigeki Yashiro,
  • Sota Onodera,
  • Wael Khair-Eldeen,
  • Ahmed H. Hassanin,
  • Mohsen A. Hassan

摘要

Incorporating nanofillers into natural fiber-reinforced polymer composites (NFRPCs) can be a promising strategy for enhancing their mechanical performance and expanding their applicability in different industrial sectors. This study examines the influence of nanodiamond (ND) reinforcement on the mechanical properties of flax fabric-reinforced epoxy composites (FFRECs). Three laminates were produced: an unfilled composite (F6) and two ND-modified variants containing 0.3 wt.% and 0.6 wt.% NDs. Tensile, flexural, interlaminar shear strength (ILSS), and low-velocity impact tests were conducted. ND addition improved the measured mechanical properties, with the 0.6 wt.% ND composite showing the greatest enhancement. Tensile strength and Young’s modulus increased from 43 MPa and 2.44 GPa for (F6) composite laminate to 55.5 MPa and 3.2 GPa for the one containing 0.6 wt.% NDs. Flexural strength and modulus increased from 61.7 MPa and 2.4 GPa to 70 MPa and 3.06 GPa, while ILSS was improved by 18.5%. These results confirm that ND dispersion can be employed to tailor the mechanical properties of FFRECs.