Civil Engineering - Concrete Technology - Discussion

35. 

Pick up the correct proportions of chemical ingredients of cement

[A]. Lime : Silica : Alumina : Iron oxide : 63 : 22 : 6 : 3
[B]. Silica : Lime : Alumina : Iron oxide : 63 : 22 : 6 : 3
[C]. Alumina : Silica : Lime : Iron oxide : 63 : 22 : 6 : 3
[D]. Iron oxide : Alumina : Silica : Lime : 63 : 22 : 6 : 3

Answer: Option A

Explanation:

No answer description available for this question.

Piklu Manna said: (Dec 21, 2016)  
Please anyone discuss the explanation.

Gautam said: (Mar 23, 2017)  
For cement:

Lime : 63%
Silica : 22%
Other ingredients are 15%.
(Alumina: 6%, Calcium: 5%, Iron oxide:4%).

But different types of cement this other ingredients are different percentage.

Nitin said: (Apr 26, 2017)  
Calcium (lime) oxide 60 - 67.
Silicon dioxide 17 - 25.
Alumina 3 - 8.
Iron 0.5 - 6.
Magnesium oxide 0.1 - 4.

Post your comments here:

Name *:

Email   : (optional)

» Your comments will be displayed only after manual approval.