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Which of the following is present in maximum amount in the cement?

 

Option: 1

CaO

 


Option: 2

SiO2

 


Option: 3

Al2O3

 


Option: 4

Fe2O3


Answers (1)

best_answer

As we learn

Cement/Portland cement -

Composition

CaO \rightarrow 50 -60%

SiO\rightarrow 20 - 25%

AlO3  \rightarrow 5 -10%

Mg O   \rightarrow 1 -3%

FeO3   \rightarrow 1 - 3%

- wherein

Raw materials are limestone and clay.

 

 

Cement has 50-60% composition of CaO. 

 

 

Posted by

chirag

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