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直接测量基于聚烯二的单一碳纤维的横向压缩性能

Jin Yan¹, Hongyi Ma¹, Xueming Wang¹

¹Composite Testing Technology Center, AVIC Composite Co., Ltd., Beijing 101300, China.

Materials (Basel, Switzerland)

|July 12, 2025

概括

这项研究使用微压缩测试仪测量了T300,T700和T800碳纤维的横压特性. 结果为优化碳纤维复合材料提供了关键数据,特别是用于航空航天应用.

科学领域:

材料科学材料科学材料科学
机械工程机械工程
聚合物科学聚合物科学

背景情况:

评估单一碳纤维特性对于优化生产和复合材料性能至关重要.
有限的商业规模的压缩测试方法存在于细直径纤维.
在评估横压特性方面的进展正在进行中.

研究的目的:

直接测量家用聚烯二基碳纤维 (T300,T700,T800等级) 的横压特性.
为增强复合材料设计和航空航天应用提供关键数据.

主要方法:

使用微压缩测试仪进行直接测量.
测试的单一碳纤维直径约为5.5-6.5微米.
专注于基于聚烯二的T300,T700和T800等级纤维.

主要成果:

获得的横压模:5.19 GPa (T300),5.42 GPa (T700) 和6.63 GPa (T800). 获得的横压模:5.19 GPa (T300),5.42 GPa (T700),以及6.63 GPa (T800). 获得的横压模:5.19 GPa (T300),5.42 GPa (T700),以及6.63 GPa (T800). 获得的横压模:5.19 GPa (T300),5.42 GPa (T700),以及6.63 GPa (T800). 获得的横压模:5.19 GPa (T300),5.42 GPa (T700),以及6.63 GPa (T800).
获得的横压强度为: 2.35 GPa (T300),2.65 GPa (T700) 和2.82 GPa (T800). 这两种强度均为一个.
发现横向压缩模量和强度之间的相关性,并注意到异构性.

结论:

为特定的国内碳纤维等级建立了定量横压特性.
结果为优化碳纤维增强复合材料设计提供了实际价值,包括航空航天领域的抗冲击性能.
已知纤维几何偏差对绝对值的潜在影响.

关键词:

不同类型的异型性异型性碳纤维是一种碳纤维.机械性能机械性能机械性能横向压缩是一种横向压缩.

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