International Journal of Concrete Structures and Materials

Table 3 Physico-chemical properties of Class F fly ash.

From: Comparison of ASR Mitigation Methodologies

Chemical composition		Physical properties
Element	Percent	Physical properties
Metal oxide		Specific gravity	2.26
SiO₂	57.8	Retained on #325	19 %
Al₂O₃	21.7	Water requirement	93 %
Fe₂O₃	5.1	Autoclave expansion	0.01
CaO	7.4
SO₃	0.5
Total alkali (Na₂O_eq)	0.3
Loss on ignition	0.2
Moisture content	0.0

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