汽车板涂装后漆膜产生点蚀问题研究
发布时间：2019-05-20 09:39
【摘要】：通过实验方法分析汽车板涂装后漆膜产生点蚀的原因。利用S-3400N扫描电子显微镜(SEM)观察腐蚀产物微观形貌,辅以能谱(EDS)分析点蚀部位元素分布和含量。结果表明,冷轧汽车板表面夹杂物降低了其表面磷化膜的覆盖性、均匀性,易使涂装后的漆膜发生点蚀。通过控制铸坯机清深度可有效改善冷轧板表面状态,降低基板表面夹杂物数量。
[Abstract]:The causes of pitting corrosion of paint film after painting of automobile board are analyzed by experimental method. The micromorphology of corrosion products was observed by S 鈮，
本文编号：2481557
[Abstract]:The causes of pitting corrosion of paint film after painting of automobile board are analyzed by experimental method. The micromorphology of corrosion products was observed by S 鈮，
本文编号：2481557
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