Ceramic material for coating surfaces of sanitary ceramic ware, e.g. closets, comprises coating that contains no crystal forming material and is applied on surface of pre-baked product

摘要

Ceramic material comprises a coating that contains no crystal forming material and is applied on the surface of the pre-baked product with a thickness of 10-100 Microm and is then baked stepwise at 1100-1220 [deg] C until it melts and becomes vitrified in order to eliminate the surface roughness.