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Advances in Civil Engineering
/
2018
/
Article
/
Tab 4
/
Research Article
An Experimental Study on the Microstructures of Cemented Paste Backfill during Its Developing Process
Table 4
Main chemical compositions of P.O. 32.5 Portland cement.
Compositions
CaO
SiO
2
Al
2
O
3
Fe
2
O
3
MgO
SO
2
Na
2
O
Other
Percentage
63.66
21.26
4.50
2.80
1.66
2.58
0.18
2.66