Research Article

Analysis of Chemical Composition of Portland Cement in Ghana: A Key to Understand the Behavior of Cement

Table 1

Summary of chemical data for a selection of Portland cement.

ComponentMinimumAverageMaximum

SiO218.4021.0224.50
Fe2O30.162.855.78
Al2O33.105.047.56
CaO58.1064.1868.00
MgO0.021.677.10
SO30.002.585.35
Na2O0.000.240.78
K2O0.040.701.66
Equivalent alkalis0.030.681.24
Free lime0.031.243.68