Study on Solidification Characteristics of Granular Coal Gangue: Fine Sand Paste-Cemented Filling Materials

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr class="thead"><td class="align_left">Specific gravity</td><td class="align_center">Loose bulk density (kg‧m⁻³)</td><td class="align_center">Dense bulk density (kg‧m⁻³)</td><td class="align_center">Maximum porosity (%)</td><td class="align_center">Minimum porosity (%)</td><td class="align_center">Maximum void ratio</td><td class="align_center">Minimum void ratio</td><td class="align_center">Angle of repose (°)</td></tr><tr><td class="thead-hr" colspan="8"><hr/></td></tr><tr><td class="align_left">2.61</td><td class="align_center">1506.9</td><td class="align_center">1665.09</td><td class="align_center">42.299</td><td class="align_center">36.207</td><td class="align_center">0.733</td><td class="align_center">0.567</td><td class="align_center">35.51</td></tr><tr class="table-tr"><td colspan="8"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Physical property indexes of fine sand.</div>

Advances in Civil Engineering

tab2

Table 2

Table 2: Study on Solidification Characteristics of Granular Coal Gangue: Fine Sand Paste-Cemented Filling Materials 