Experimental Study of Stabilized Soil Utilizing Circulating Fluidized Bed Combustion Desulfurization Ash with Carbide Slag and Desulfurization Gypsum

Table 2

Chemical compositions of raw materials.

Compositions/%	SiO2	Al2O3	CaO	SO3	Fe2O3	Others
CFBC ash	50.11	28.26	8.85	3.99	4.72	4.07
PFA	48.18	37.88	3.42	1.52	4.22	4.78
CS	2.84	2.16	68.99	0.76	0.15	25.10
FGDG	3.61	0.13	31.30	42.70	0.02	22.24

Notes: self-made admixture LLY is a kind of inorganic liquid. The LLY content is 0.5% of stabilizer by weight.