Effects of High Temperatures on the Physical and Mechanical Properties of Carbonated Ordinary Concrete

Table 2

Chemical composition of cement and fly ash (%).

Oxide	SiO2	Al2O3	Fe2O3	MgO	CaO	Na2O	K2O	SO3
Cement	20.85	5.75	3.15	2.49	61.56	0.37	1.1	3.84
Fly ash	57.11	35.70	6.46	0.96	3.85	0.49	1.26	0.59