Research Article

Influence of Steam Curing Method on the Performance of Concrete Containing a Large Portion of Mineral Admixtures

Table 1

Chemical compositions and specific surface areas of OPC, GGBS, and FA.

ā€‰OPCGGBSFA

SiO2 (%)21.1031.7653.33
Al2O3 (%)6.3314.8427.65
Fe2O3 (%)4.220.606.04
CaO (%)54.8636.442.86
MgO (%)2.609.081.35
SO3 (%)2.661.940.45
(%)0.530.560.64
Loss on ignition (%)2.420.864.71
Specific surface area (m2/kg)376430358

= Na2O + 0.658K2O.