The percentage of alumina and silica in good fire clay vary respectively is

Related MCQs

• The percentage of alumina in a good brick clay should vary from
• The percentage of silica in a good brick clay should vary from
• The minimum percentage of silica, alumina and ferric oxide in lime for white washing, is
• Eminently hydraulic lime is one in which the percentage of silica, alumina and iron oxide is
• A limestone containing about 30% of alumina and silica is called
• The lime which contains more than 30% of clayey impurities in the form of silica, alumina and iron oxide, is known as
• The percentage of alumina in a good brick earth lies between
• The rocks having alumina or clay as their major constituents are known as
• The rocks having alumina or clay as their major constituents, are known as
• Excess pf alumina in the clay