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Journal of Materials Research and Technology
Article . 2023 . Peer-reviewed
License: CC BY NC ND
Data sources: Crossref
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https://doi.org/10.2139/ssrn.4...
Article . 2023 . Peer-reviewed
Data sources: Crossref
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Ballistic Properties of Curaua-Aramid Laminated Hybrid Composites for Military Helmet

Authors: Natalin Michele Meliande; Michelle Souza Oliveira; Artur Camposo Pereira; Filipe D'Mengeon Pedreiro Balbino; André Ben-Hur da Silva Figueiredo; Sergio Neves Monteiro; Lucio Fabio Cassiano Nascimento;

Ballistic Properties of Curaua-Aramid Laminated Hybrid Composites for Military Helmet

Abstract

The present research aimed to develop laminated hybrid-composite with aramid woven fabric and curaua non-woven mat, to evaluate the possibility of using as military ballistic helmets. It explores the potential of hybrid solutions, which are more socio-environmentally sustainable and cheaper. All hybrid composites were produced in non-alternate layers model. In addition to hybrid configurations, epoxy laminated composites reinforced with only aramid woven fabric or only curaua non-woven mat were also investigated, with 73 and 58 vol.% of reinforcement, respectively. The cold compression molding process was used for all composites. The ballistic characterization was performed through protection level determination and residual velocity tests to estimate the ballistic limit and absorbed energy, with their corresponding reduction maps. As results, composites with 15 layers of aramid (52 vol.%) and one layer of curaua (15 vol.%) obtained the maximum level of ballistic protection. For composites with two layers of curaua the ballistic limit estimate was 292 m/s, which is ∼15% lower than the limit of the 9 mm projectile velocity corresponding to the maximum level (level II), compared to the composite commonly used in ballistic helmets. Curaua non-woven mat structure and its positioning behind the aramid woven fabric, as well as the lower total number of layers, reduced the ballistic resistance capacity of the hybrid composites. Although the proposed configurations with curaua non-woven mat did not meet the ballistic level requirement of the Brazilian COBRA helmet, these mentioned results are a strong indication of the enormous potential of hybrid composite for military helmet applications.

Related Organizations
Keywords

Mining engineering. Metallurgy, Ballistic helmet, Aramid, Curaua non-woven mat, TN1-997, Hybrid composite, Natural fiber

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
18
Top 10%
Average
Top 10%
gold