铜改性玄武岩增强环氧复合材料的增强的tribological和机械性能
Corina Birleanu1, Mircea Cioaza1, Razvan Udroiu2
1MicroNano Systems Laboratory, Mechanical Systems Engineering Department, Technical University from Cluj-Napoca, Blv. Muncii nr. 103-105, 400641 Cluj-Napoca, Romania.
Polymers
|January 11, 2025
概括
将铜粉添加到基岩纤维增强聚合物 (BFRP) 中,可以显著提高其机械强度和耐磨性. 这种修改优化了BFRP复合材料的性能,使其适用于苛刻的工业应用.
科学领域:
- 材料科学 材料科学 材料科学
- 聚合物复合材料 聚合物复合材料
- 部落学 (tribology) 是一个学科.
背景情况:
- 基岩纤维增强聚合物 (BFRP) 提供出色的强度与重量比和环境优势.
- 优化机械和tribological属性对于扩大BFRP应用至关重要.
- 铜 (Cu) 添加被探索作为一种提高复合材料性能的方法.
研究的目的:
- 调查铜粉添加对BFRP复合材料机械和 tribological 性能的影响.
- 为了确定不同铜重量分数 (5%,10%,15%) 对复合材料性能的影响.
- 了解铜改性BFRP复合材料的磨损机制.
主要方法:
- 用不同重量部分的铜粉修改了环氧树脂矩阵.
- 用真空袋方法制造的基岩纤维增强聚合物复合材料使用真空袋方法制造.
- 进行了机械测试 (拉力,曲) 和 tribological 测试 (钉在磁盘上).
- 使用3D显微镜和统计分析来检查磨损机制.
主要成果:
- 添加铜显著改善了拉伸强度和模量.
- 增加的铜含量增加了复合材料的可塑性.
- 部落学测试显示,磨损率降低,摩擦系数优化.
- 磨损机制包括分层和保护铜膜的形成.
结论:
- 经铜改性BFRP复合材料表现出优异的机械和 tribological 性能.
- 添加铜粉是提高BFRP性能的一种可行的策略.
- 这些增强复合材料对高性能工业应用具有重大潜力.
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