钾10%,钠2%
铁<0.03%,水分5%,全烘干0个点水分
窑炉干白83,湿白78,钠5%,钾3%,铝15%
铝18%-22%,钠5.8%-7.5%,白度58-65,铁0.06%
①钾10%,钠3%,铝17.5%
②钾9.5%,钠3%,铝17%
干白52,湿白35,板面不发红,灰色调,白色砂身,铝17.69%,铁0.64%,钾4.69%
钠4.8%,钾1%,白度27,收缩10%,铝13.36%