Question

What are the ingredients of cement?

Answer 1

Cement is manufactured through a closely controlled chemical combination of calcium, silicon, aluminum, iron and other ingredients.

Answer 2

Answer:

Main ingredients of cement:

1. Lime (CaO) - This is the main and most important ingredients of cement. cement contains approximately 63% of calcium oxide or lime in it.

2. Silica $(SiO_2)$ - Cement contains approximately 22% of Silica in it.

3.Alumina$(Al_2O_3)$ - Cement contains approximately 5% of Alumina in it.

4.Magnesia (MgO)- Cement contains approximately 2% of Magnesia in it.

5. Iron $(Fe_2O_3)$- Cement contains approximately 3% of iron in it.

6. Calcium sulfate $(CaSO_4)$-

Cement contains approximately 3% of Magnesia in it.

7. Sulfur$(SO_3)$ - Cement contains approximately 1% of Sulfur in it.

8. Alkalis- Cement contains approximately 1% of Alkalis in it.