azs cast and molded refractory product and its use

摘要

"Fused and molded AZS REFRACTORY PRODUCT AND ITS USE". Molded and cast AZS refractory product, having a chemical analysis comprising in weight percentages: ZrOC ~ 2 ~: 15,5 to 22%, SiOC ~ 2 ~: 10,5 to 15%, NaC ~ 2 ~ O + KC ~ 2 O + LiC ~ 2 ~: 1.0 to 2.5%, impurities: 1%. Application in glassmaking furnaces in particular to glassware furnace superstructures and vaults.