Alumina in the cement lowers the clinkering temperature.

Related MCQs

• As compared to ordinary Portland cement, high alumina cement has
• The proportion of lime, silica, alumina and iron oxide in a good Portland cement should be
• Alumina in excess causes _________
• Which of the following ingredient of cement when added in excess quantity, causes the cement to set slowly?
• Low heat cement contains more lime than ordinary Portland cement.
• In the manufacture of possolana cement, the amount of pozzolana material added to ordinary Portland cement clinkers is about
• According to Indian standard specifications for the compressive strength test of cement, the cement and standard sand mortar in the ratio of
• The strength of cement concrete increases with the increase of water cement ratio.
• The compressive strength of an ordinary Portland cement (1 : 3 cement mortar cube) after 7 days test should not be less than
• The cement concrete having water-cement ratio less than 0.45 by weight, causes honey-comb structure.