Thermal and Waterproof Properties of Foamed Concrete with Nano SiO₂ Aerogel and Organosilicon Waterproofing Agent

Table 1

The chemical composition of cementitious materials (wt%).

Chemical composition	PC	FA
SiO2	21.39	50.39
Al2O3	5.15	27.49
CaO	61.04	4.47
MgO	2.82	0.953
Na2O	0.638	1.41
K2O	0.615	2.03
P2O5	0.095	0.357
Fe2O3	3.86	8.47
TiO2	0.848	2.92
SO3	3.10	1.16
Others	0.444	0.35