Effect of Mix Parameters on the Strength Performance of Waste Plastics Incorporated Concrete Mixes

Table 2

Chemical composition of cement and fly ash.

Compounds	Mass percentage
	Cement	Fly ash
CaO	62.48	2.65
SiO2	20.21	60.61
Al2O3	6.20	28.61
Fe2O3	3.87	3.91
TiO2	0.36	1.70
MgO	1.32	0.77
Na2O	0.21	0.14
K2O	0.45	1.07
MnO	0.13	0.04
P2O5	0.24	0.30
SO3	2.52	0.19