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Novel thermoplastic fiber metal laminates manufactured with an innovative acrylic resin at room temperature
Composites Part A: Applied Science and Manufacturing ( IF 8.7 ) Pub Date : 2020-07-16 , DOI: 10.1016/j.compositesa.2020.106043
M.E. Kazemi , Logesh Shanmugam , Shusheng Chen , Lei Yang , Jinglei Yang

In the current study, the mechanical characteristics of a new generation of thermoplastic fiber metal laminates (FMLs) manufactured by vacuum-assisted resin infusion (VARI) at room temperature are investigated. For this end, Ti-6Al-4V alloy sheets, ultra-high molecular weight polyethylene (UHMWPE) fabric, carbon fabric, and two hybrid laminates with different layups are manufactured by a novel liquid methyl methacrylate (MMA) thermoplastic resin, Elium®. Prior to fabricating and testing, a multi-step surface treatment is followed to improve the bonding strength between the titanium alloy sheets and fiber-reinforced polymer composite (FRPC) laminates. ASTM standard tests are conducted in tension, compression, shear (both intralaminar and interlaminar) as well as flexural to evaluate the mechanical characteristics of the newly developed hybrid titanium composite laminates (HTCLs). The results are compared with those of equivalent monolithic composites as well as traditional FMLs in the literature to determine the possibility of replacing epoxy resins with Elium® for fabricating different types of FMLs, namely HTCLs. In addition, the results are verified by a recently developed homogenization method, that is the mechanics of structure genome (MSG), which is used in parallel with the rule of mixture (ROM) to verify the experimental results of HTCLs and their constitutive FRPC laminates. The results show equivalent mechanical properties of the newly developed HTCLs compared to those of traditional thermoplastic HTCLs with the advantages of fabricating at room temperature, increasing the production rate, eliminating the residual thermal stresses, and the requirement for post-stretching HTCL panels.



中文翻译:

在室温下用创新的丙烯酸树脂制造的新型热塑性纤维金属层压板

在当前的研究中,研究了在室温下通过真空辅助树脂灌注(VARI)制造的新一代热塑性纤维金属层压板(FML)的机械特性。为此,采用新型液态甲基丙烯酸甲酯(MMA)热塑性树脂Elium®制造Ti-6Al-4V合金板,超高分子量聚乙烯(UHMWPE)织物,碳纤维织物和两种具有不同铺层的混合层压板。在制造和测试之前,需要进行多步表面处理,以提高钛合金板与纤维增强聚合物复合材料(FRPC)层压板之间的粘结强度。ASTM标准测试是在拉伸,压缩,剪切(层内和层间)以及弯曲以评估新开发的混合钛复合材料层压板(HTCL)的机械特性。将结果与等效的整体式复合材料以及传统FML的结果进行比较,以确定用Elium®代替环氧树脂来制造不同类型的FML(即HTCL)的可能性。此外,通过最近开发的均质化方法验证了结果,均质化方法是结构基因组(MSG)的机制,该方法与混合法则(ROM)并行使用,以验证HTCL及其本构FRPC层压板的实验结果。

更新日期:2020-07-24
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