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回收PET复合材料用不钢格子结构增强,由AM制造

Mircea Rusu¹, Nicolae Balc¹, Marioara Moldovan²

¹Department of Manufacturing Engineering, Faculty of Industrial Engineering, Robotics and Production Management, Technical University of Cluj-Napoca, 103-105 Muncii Blvd, 400641 Cluj-Napoca, Romania.

|January 17, 2024

概括

回收聚乙烯二甲 (PET) 被纳入316L不钢格子结构,创造了新的复合材料. 这种创新方法提高了钢格网的机械性能,证明了提高材料性能的潜力.

科学领域:

材料科学材料科学材料科学
机械工程机械工程
环境科学环境科学

背景情况:

聚乙烯二甲 (PET) 的回收对于环境可持续性和减少碳足迹至关重要.
目前的回收方法面临基于材料质量和产品应用的局限性.
需要创新的方法来增加回收PET的利用率.

研究的目的:

调查使用再生PET作为添加剂制造的金属格子结构中的填充剂的可行性.
使用回收PET和316L不钢创建和表征新型互穿相复合材料 (IPC).
评估再生PET钢筋对复合材料的机械性能和微观结构的影响.

主要方法:

316L不钢格子结构使用SolidWorks设计,并通过增材制造生产.
回收PET被成格子结构,以形成相互透的相复合材料 (IPC).
测试了机械性能 (压力强度,扬模量),并使用SEM显微镜进行了微结构分析.

主要成果:

回收PET增强钢格复合物的压力强度增加到53MPa,而裸格的压力强度为47MPa.
复合材料的模量从大约1400MPa增加到1750MPa,使用PET增强.
SEM分析证实了回收PET与316L不钢表面之间的良好结合,但也揭示了接口故障机制.

结论:

将回收PET纳入316L不钢格子结构中,可以创建具有增强机械性能的连贯复合材料.
由于PET和钢格的协同作用,复合材料表现出更好的压力强度和弹性行为.
了解界面故障机制对于优化这些新型回收PET基复合材料的设计和性能至关重要.

关键词:

316L不钢是一种不钢.在IPC中,IPC的IPC是IPC.添加剂制造添加剂制造添加剂制造互穿透相位复合材料的复合材料.金属增强件的金属增强件回收PET的回收使用.

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