Investigation of Reinforced Concrete Column Containing Metakaolin and Fly Ash Cementitious Materials

Table 1

Physicochemical properties of cement, metakaolin, and fly ash.

Properties/composition	Cement	Metakaolin	Fly ash
Physical properties
Sp.G	3.15	2.50	2.15
CC	29%	—	—
IST	30 minutes	—	—
FST	10 hours	—	—
Physical appearance	Powder form	Powder form	Powder form
Class	—	—	F
Chemical composition (%)
SiO2	20.27	55.70	59.73
Al2O3	5.32	38.60	30.18
Fe2O3	3.56	2.03	2.80
CaO	60.41	0.20	0.73
MgO	2.46	0.32	0.83