Effect of Calcined Hard Kaolin Dosage on the Strength Development of CPB of Fine Tailings with Sulphide

Table 2

Physical properties of tailings, PC, and CHK used.

Physical properties	SSA		>90 µm	>45 µm	D10	D30	D60			<20 µm
	(m^2/kg)	(—)	(%)	(%)	(µm)	(µm)	(µm)	(—)	(—)	(%)
Tailings	633.8	3.0	1.07	7.28	1.50	4.55	14.68	9.8	0.94	73.67
PC	461.9	3.1	—	5.67	5.12	9.19	18.28	3.6	0.90	65.65
CHK	588.1	2.6	1.44	13.11	1.31	4.8	17.97	13.72	0.98	68.69