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

<div>Measured permeability at different (a) water-cement ratios, (b) fly ash contents, and (c) sodium silicate contents.</div>

Advances in Materials Science and Engineering

fig3

Figure 3

Figure 3: Experimental Investigation on the Mixture Ratio and Diffusion Performance of Grouting Materials for Water Bursting Prevention in Coal Mines 

Figure 3 | Experimental Investigation on the Mixture Ratio and Diffusion Performance of Grouting Materials for Water Bursting Prevention in Coal Mines 