A good refractory brick should withstand high temperature. It should also have low coefficient of expansion and contraction.

Related MCQs

• The weight of a good quality brick when immersed in water for a period of 16 hours should not exceed the weight of dry brick
• Compared to mild steel, cast iron has (i) High compressive strength (ii) High tensile strength (iii) Low compressive strength (iv) Low tensile strength The correct answer is
• The portion of the brick cut across its width and having its length equal to that of a full brick, is known as
• Excess of alumina in brick earth makes the brick
• Which of the following ingredients of the brick earth enables the brick to retain its shape?
• The frog of the brick in a brick masonry is generally kept on
• A good brick earth should contain:
• A good brick earth should contain
• The percentage of silica in a good brick clay should vary from
• The percentage of alumina in a good brick clay should vary from