Solidification/Stabilization of Fly Ash from a Municipal Solid Waste Incineration Facility Using Portland Cement

Table 2

Properties of fly ash.

Property	Units	Standard	Values
Moisture content	%	JIS A 1203	6.110
Water retention capacity	%	JGS 0151	117.8
Maximum density	g/cm^3	JGS 0162	0.67
Minimum density	g/cm^3	JIS A 1224	0.49
Granule density	g/cm^3	JIS A 1202	2.528
Plastic limit	%	JIS A 1205	15.96
Liquid limit	%	GB/T50123-1999	47.66
Swell index	mL/2g-solid	ASTM D 5890-06	3.00
Hydraulic conductivity	m/s	JIS A 1218	1.55 × 10^−7
pH	—	JGS 0211	12.15
EC	mS/cm	JGS 0212	57.68
Grain size distribution		GB/T 50123-1999
Sand fraction (2–0.075 mm)	%		12.10
Silt fraction (0.075–0.005 mm)	%		84.26
Clay fraction (≤0.005 mm)	%		3.64
Uniformity coefficient	—		4.02
Coefficient of curvature	—		1.12
N2-BET
Correlation coefficient ()	—		0.999
Specific surface area	m^2/g		7.944
Average pore size	Å		114.2
Total pore volume	mL/g		2.710 × 10^−2
Micropore volume (diameter < 102.12 nm)	mL/g		2.516 × 10^−2