MATERIALE CERAMICO MICROCELLULARE, PROCEDIMENTO

摘要

A microcellular ceramic material obtained starting from raw materials constituted predominantly by sludges from the facing of porcelain stoneware, the chemical composition of the material being substantially as follows: (I). The mixture is prepared by grinding and is then granulated and atomized. The mixture is shaped by pressing or by filling containment trays. The product thus prepared is fired in a continuous kiln at temperatures comprised between 900 and 1250° C, with cycles comprised between 30 and 180 minutes. It is also possible to provide a surface finishing layer with aesthetic characteristics.