随着先进发动机的研制和生产,对高温涂层的要求也不断提高.热障涂层(TBCs)作为一种新型隔热涂层,在发动机涡轮叶片上的应用得到更多的重视.对利用电子束物理气相沉积(EB-PVD)制备的TBCs进行了高温热冲击试验,并对试验前后的TBCs进行了形貌、SEM和XRD分析.
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