the amount of gypsum usuallyin the manufacture of cement

Answer Posted / narendra

Gypsum (CaSO4. 2H2O) is 2 to 6 %
other componants are
Tricalcium silicate (Alite) 3 CaO. SiO2 about 55-60 %
Dicalcium silicate (Belite)2 CaO. SiO2 about 15-20 %
Tricalcium aluminate 3 CaO. Al2O3 ab 5-10 %
Tetracalcium 4 CaO. Al2O3. Fe2O3 ab..5-8 %

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