R Ritu Singhal • 4.36K Points Extraordinary Q. Gypsum is added in the manufacture of Portland cement ? (A) while mixing the raw materials (B) during burning in the rotary kiln (C) at the beginning of grinding the clinker (D) at the end of grinding the clinker into powder Correct Answer - Option(D) Views: 526 Filed under category Building Materials Share
Discusssion
Login to discuss.