发明授权
US6074706A Adhesion of a ceramic layer deposited on an article by casting features in the article surface 有权
通过在制品表面铸造特征,沉积在制品上的陶瓷层的粘合性

Adhesion of a ceramic layer deposited on an article by casting features
in the article surface
摘要:
A method of forming a thermal barrier coating system on an article subjected to a hostile thermal environment, such as the hot gas path components of a gas turbine engine. The coating system is generally composed of a ceramic layer and preferably a bond coat that adheres the ceramic layer to the component surface. Surface features such as grooves are cast directly into the surface of the component. If the bond coat is present, the grooves in the component surface cause the bond coat to also have grooves that generally correspond to the grooves in the component surface.
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