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Influence of Fiber Orientation and Fillers on Low Velocity Impact Response of the Fabric Reinforced Epoxy Composites
Applied Composite Materials ( IF 2.3 ) Pub Date : 2021-05-27 , DOI: 10.1007/s10443-021-09910-1
M. Bunea , V. Bria , F. S. Silva , I. G. Bîrsan , M. Buciumeanu

The low velocity impact response of the epoxy composite materials, which were reinforced with various hybrid contents, such as plain pure or hybrid fabrics (carbon, aramid and glass fibers and copper wires) and filler mixtures into the epoxy matrix (aramid powder, potatoes starch, barium ferrite and carbon black) was investigated using a drop weight impact machine. The aim of this study was to characterize and assess the effects of fiber orientation at various angles and filler mixtures into epoxy matrix on the impact response. All the tests were carried out at constant impact energy, namely 90.629 J. Results indicated that the fiber orientation at various angles has a positive effect on impact response, mainly in the case of aramid fabric reinforced composites. In terms of influence of fillers addition into matrix, it was obtained an improvement on the impact response of hybrid fabric reinforced composite as compared to the pure fabric reinforced composites.



中文翻译:

纤维取向和填料对织物增强环氧树脂复合材料低速冲击响应的影响

环氧复合材料的低速冲击响应,这些复合材料通过各种混合含量得到增强,例如纯净或混合织物(碳纤维,芳族聚酰胺和玻璃纤维和铜线)以及填充到环氧基质中的混合物(芳纶粉末,马铃薯淀粉) ,钡铁氧体和炭黑)使用落锤式冲击机进行了研究。这项研究的目的是表征和评估纤维在各种角度下的取向以及环氧树脂基体中的填料混合物对冲击响应的影响。所有测试均在恒定的冲击能量(即90.629 J)下进行。结果表明,不同角度的纤维取向对冲击响应具有积极影响,主要是芳纶织物增强复合材料。就填料添加到基体的影响而言,

更新日期:2021-05-27
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