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Mechanical Engineering  Technology of Surface Coating
Title: Technology of Surface Coating
Department: Mechanical Engineering
Author: Prof. A.K. Chattopadhyay
University: IIT Kharagpur
Type: WebLink
Abstract: Significance of Surface engineered materials in modern engineering application, surface dependent engineering properties (mechanical, chemical, thermal, electrical, electronic, optical). Role of surface coating and surface modification technologies in obtaining required surface characteristics of a product. Various surface modification techniques (mechanically modified, thermally modified). Scope of their application. Different surface coating technologies: chemical vapour deposition, physical vapour deposition, electro deposition, electro less deposition, thermal spray process, coating deposition by wetting. Various process parameters controlling the yield of the coating and various surface properties of the coating. Criteria for selection of a surface coating technology. Product oriented surface coating technology. Different coating systems and function of various elements of coating system. Substrate technology and its significance in obtaining high performance coating. Physical and mechanical characterization of the coating. Various methods for evaluating the performance of the coating.
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