Excess pf alumina in the clay

Related MCQs

• The percentage of alumina and silica in good fire clay vary respectively is
• 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
• Siliceous rocks have alumina or clay as their major constituent.
• The percentage of alumina in a good brick clay should vary from
• Excess of alumina in brick earth makes the brick
• Excess of silica in the clay
• Which of the following constituent, when present in excess quantity in clay causes the bricks to melt and distort during burning?
• The main function of alumina in brick earth is
• The percentage of alumina in a good brick earth lies between