New Chemical Grouting Materials and Rapid Construction Technology for Inclined Shaft Penetrating Drift-Sand Layer in Coal Mine

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Category</td><td class="align_center">Two-component ratio</td><td class="align_center">Width of the smallest crack (mm)</td><td class="align_center">Setting time (min)</td><td class="align_center">Resin viscosity (MPa·s)</td><td class="align_center">Catalyst viscosity (MPa·s)</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">MGS</td><td class="align_center">1 : 1∼1 : 2</td><td class="align_center">0.01</td><td class="align_center">10∼250</td><td class="align_center">150</td><td class="align_center">50∼80</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Main technical parameters of construction chemical grouting.</div>

Advances in Materials Science and Engineering

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Table 4

Table 4: New Chemical Grouting Materials and Rapid Construction Technology for Inclined Shaft Penetrating Drift-Sand Layer in Coal Mine 