Research Article

Experimental Investigation on the Mixture Ratio and Diffusion Performance of Grouting Materials for Water Bursting Prevention in Coal Mines

Table 3

The loading pressure in diffusion experiments.

Specimen IDExperimental parameters
Grouting pressure (MPa)Confining pressure (MPa)Hydraulic pressure (MPa)

DS1110
DS2110.5
DS3111
DS4210.5
DS521.50.5
DS6220.5