Evaluation of detonation gun sprayed alumina titania coatings Online publication date: Thu, 20-Nov-2008
by Pawan Kumar Sapra, Surendra Singh, Satya Prakash
International Journal of Surface Science and Engineering (IJSURFSE), Vol. 2, No. 5, 2008
Abstract: This paper presents the results of the investigation of the structure and properties of the coatings deposited with Detonation gun technique. Alumina Titania (Al2O3-3Wt%TiO2). Coating was deposited on metallic substrates using a D-gun Technique. Sound Coating of 200 μm to 220 μm could be obtained. Investigation of the microstructure and characteristics of the coatings after the preparation was performed by X-ray diffraction, Scanning electron microscopy and EDX analysis. Microstructure suggested that the coating constructed mainly of alumina and Titania Splats which has also been confirmed by EDX analysis. The developed coating by this method is highly dense and tightly adherent.
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