Studies on Enamels of Castings by Glossy Ground Coat
강인찬In C . Kang, 김창은Chang E . Kim, 이희수Hee S . Lee
Abstract
In order to examine the effects attendant upon varing conditions of glossy ground coat as well as upon the type of carbon contained in the base metal in manufacturing the ceramic coating on cast iron. I have measured the adherence of the wet-process cast iron enamels and the resistance of the thermal shocking, observed the blistering phenomena and surveyed the base with a microscope. This study showed that the ground coat played a main role more in forbidding the blistering than increasing the adherence between the base metal and the cover coat and that the adherence was affected strongly by the composition of the base metal, especially by the ratio of combined carbon and free carbon.