Issue 71

L. Varghese et alii, Fracture and Structural Integrity, 71 (2025) 49-66; DOI: 10.3221/IGF-ESIS.71.05

may be caused by gas entrapped during manufacturing. The agglomeration of areca sheath particulate and the microstructure defects might explain the decrease in the tensile modulus of Ep/AS-VF/20.

(a) Control

(b) Ep/AS-C/10

(c) Ep/AS-VF/15

(d) Ep/AS-F/5

(c) Ep/AS-VF/5

(d) Ep/AS-VF/20

Figure 15: SEM images of a tensile fractured surface.

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