YANG Wuhua

Abstract: Spot is one of the most prominent defects of high-grade porcelain, which seriously affects the appearance quality of porcelain. Personally, in line with the purpose of attracting jade, aiming at the spot problem, linking to the actual production in our country, summarizing some effective experiences at home and abroad, analyzing the source and harmfulness of spots, countermeasures, principles and methods to overcome spots, and discussing with colleagues .

Keywords: Porcelain, speckled