Transport Characteristics of Tailing Sand Particles under Slotted Tube Overlapped with Geotextile and Steel Mesh

Table 6

Volume fraction of tailing sand under steel mesh.

(a)

Particle size (μm)	1	2	3	4	5	6	7	8	9
Volume fraction
Original sample (%)	2.9	6.3	9.1	11.7	13.9	16.0	17.9	19.6	21.2
First time (%)	3.39	7.02	10.1	12.86	15.35	17.59	19.63	21.51	23.24
Second time (%)	3.33	6.92	9.94	12.67	15.13	17.35	19.34	21.21	22.93
Third time (%)	3.32	6.92	9.94	12.66	15.13	17.34	19.34	21.21	22.92
Pass through steel mesh (%)	3.47	7.31	10.5	13.73	16.48	19.25	21.74	24.01	26.17

Note: the compressed stage is divided into first substage, second substage, and third substage.

(b)

Particle size (μm)	10	20	30	40	50	60	70	74
Volume fraction
Original sample (%)	22.7	34.2	42.4	49.5	56.0	61.8	67.1	69.1
First time (%)	24.85	36.71	45.01	52.11	58.5	64.2	69.22	71.04
Second time (%)	24.52	36.3	44.53	51.63	57.98	63.69	68.81	70.55
Third time (%)	24.52	36.29	44.52	51.62	57.97	63.68	68.81	70.54
Pass through steel mesh (%)	28.23	44.67	55.76	63.85	70.09	74.88	79.51	80.24