Experimental Study on the Influence of PVA Content on the Performance of Grouting Material in Deep Stope

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Composition</td><td class="align_center">SiO<sub>2</sub></td><td class="align_center">Al<sub>2</sub>O<sub>3</sub></td><td class="align_center">Fe<sub>2</sub>O<sub>3</sub></td><td class="align_center">CaO</td><td class="align_center">MgO</td></tr><tr><td class="align_left">Percentage</td><td class="align_center">56.65%</td><td class="align_center">34.09%</td><td class="align_center">1.42%</td><td class="align_center">6.43%</td><td class="align_center">1.41%</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Main chemical composition of fly ash.</div>

Geofluids

tab2

Table 2

Table 2: Experimental Study on the Influence of PVA Content on the Performance of Grouting Material in Deep Stope 