Study on the Relationship between the Fluidity of Paste in Stope and the Rheological Properties of Paste

Table 1

Basic physical parameters of filling aggregate.

Category	Apparent density (kg/m³)	Moisture content (%)	Packing compactness (%)
Waste rock	2625	1.255	59.6
River sand	2610	0.757	62.2
Desert sand	2570	0.219	59.1