Study on the Relation between Tailing Particle Size and Tailing Slurry Underflow Concentration

Table 6

Comparison of calculation results and test results.

Sample no.	Ture density	Median particle size d50	Control particle size d60	Underflow concentration of static settlement test			Underflow concentration of dynamic settlement test when the solid content of overflow is 240 ppm
	g/cm^3			Tested value (%)	Calculated value (%)	Relative error (%)	Tested value	Calculated value	Relative error (%)
Mine 1	2.010	0.0282	0.0391	53.1	50.35	5.18	66.57	62.54	6.06
Mine 2	2.611	0.0335	0.0423	53.5	53.81	0.58	66.72	66.47	0.37
Mine 3	2.322	0.0217	0.0302	42.7	44.06	3.18	52.47	54.46	3.79
Mine 4	2.871	0.0492	0.0625	59.5	58.58	1.55	71.98	71.28	0.97
Mine 5	2.880	0.0443	0.0540	55.3	57.70	4.35	67.49	70.45	4.39
Mine 6	2.560	0.0548	0.0723	59.3	59.22	0.13	71.45	71.88	0.60
Mine 7	2.689	0.1088	0.1407	68.0	67.26	1.10	78.86	78.25	0.77
Mine 8	2.451	0.1012	0.1288	64.7	66.22	2.34	77.06	77.54	0.62
Mine 9	3.009	0.0847	0.1055	63.8	62.79	1.59	75.99	74.95	1.37