Table 3 Chemical composition of fly ash.

From: Research on the properties of polymer stabilized coal gangue materials in rubber powder slag base

Component

CaO

SiO2

Al2O3

Fe2O3

MgO

SO3

K2O

Na2O

Content (%)

2.32

53.04

34.70

2.53

0.86

0.35

1.76

0.475