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What the highest impact strength of natural fiber composite? 


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The highest impact strength of natural fiber composites was found to be 54 kJ/m2 in a study involving flax and glass fiber-reinforced laminates . Another research highlighted that the impact strength of flax fiber-reinforced composites reached 44 J/m for 7 layers, while jute fiber composites had a lower impact strength of 37 J/m for 5 layers . Additionally, a study on composites using pine needle fibers and pistachio shell fillers reported an increase in impact strength compared to neat epoxy samples, with the highest impact strength of 23.33 kJ/m2 observed in a hybrid composite with natural fillers and pine needle fibers . These findings collectively demonstrate the varying impact strengths achieved in natural fiber composites, with values ranging from 23.33 kJ/m2 to 54 kJ/m2.

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The highest impact strength of a natural fiber composite in the study was 23.33 kJ/m2, achieved by the hybrid composite with pine needle fiber and pistachio shell filler.
The highest impact strength of natural fiber composite was achieved by using non-dry flax fibers, increasing impact energy up to 100% compared to oven-dried fibers.
The highest impact strength of natural fiber composite in the study was 54 kJ/m2 along the fiber direction, which is 3.4 times higher than the transverse fiber direction.
The highest impact strength of natural fiber composite was 2.74 x 10-2 J/mm2, achieved at a 90o fiber orientation with bleaching treatment, as per the research findings.
The highest impact strength of natural fiber composite was found in flax 7 layer with 44 J/m, surpassing jute 5 layer with 37 J/m in the study.

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