Study on the Influence of Particle Size and Grade of Total Tailings on the Fluidity of High-Concentration Filling Slurry considering Strength

Table 7

Uniaxial compressive strength test data of total tailing high-concentration filling slurry.

Test no.	Cement tailing ratio	Concentration (%)	Compressive strength (MPa)
			3 d	7 d	28 d
1-1	1 : 4	68	1.683	2.206	3.779
1-2		70	1.715	2.444	4.393
1-3		72	1.994	2.798	4.463
1-4		74	2.323	3.117	4.508
1-5		76	2.512	3.499	4.617
1-6		78	2.669	4.206	7.527
2-1	1 : 6	68	1.213	2.022	2.732
2-2		70	1.653	2.198	3.323
2-3		72	1.812	2.576	3.725
2-4		74	1.939	2.808	3.935
2-5		76	2.055	2.833	4.197
2-6		78	2.369	3.951	5.878
3-1	1 : 8	68	1.107	1.582	2.321
3-2		70	1.399	1.865	2.934
3-3		72	1.443	1.912	3.005
3-4		74	1.505	1.946	3.121
3-5		76	1.572	1.984	3.233
3-6		78	1.898	2.454	3.905
4-1	1 : 10	68	0.542	0.886	1.073
4-2		70	0.626	1.013	1.204
4-3		72	0.693	1.121	1.554
4-4		74	0.710	1.175	1.789
4-5		76	0.773	1.234	1.998
4-6		78	1.209	1.371	2.185
5-1	1 : 12	68	0.217	0.432	0.876
5-2		70	0.330	0.589	1.044
5-3		72	0.456	0.761	1.079
5-4		74	0.646	0.850	1.103
5-5		76	0.669	0.925	1.268
5-6		78	0.787	1.004	1.493