Effects of Magnetite Aggregate and Steel Powder on Thermal Conductivity and Porosity in Concrete for Nuclear Power Plant

Table 2

Chemical compositions of binder (OPC and FA).

Type	SiO2	Fe2O3	CaO	MgO	SO3	Al2O3	TiO2	The others	Ig.loss
OPC	21.95	2.81	60.12	3.32	2.11	6.59	—	3.1	1.85
FA	53.60	9.40	4.70	2.60	1.80	20.00	4.2	3.8	3.4