Table 1 Chemical composition of class F fly ash.

From: Thermal Resistance Variations of Fly Ash Geopolymers: Foaming Responses

Compound

SiO2

Al2O3

Fe2O3

TiO2

CaO

MgO

SO3

K2O

MnO

BaO

SrO

Mass (wt.%)

38.80

14.70

19.48

1.02

18.10

3.30

1.50

1.79

0.16

0.27

0.11