Triaxial Mechanical Properties and Micromechanism of Calcareous Sand Modified by Nanoclay and Cement

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left">Components</td><td class="align_center">Appearance</td><td class="align_center">Montmorillonite content/%</td><td class="align_center">Apparent density (g/cm<sup>3</sup>)</td><td class="align_center">Radius-thickness ratio</td><td class="align_center">Layer thickness/nm</td><td class="align_center">Moisture content/%</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">Montmorillonite derivatives</td><td class="align_center">Light pink powder</td><td class="align_center">96-98</td><td class="align_center">0.45</td><td class="align_center">200</td><td class="align_center">≤25</td><td class="align_center">≤3</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Technical indexes of nanoclay.</div>

Geofluids

tab3

Table 3

Table 3: Triaxial Mechanical Properties and Micromechanism of Calcareous Sand Modified by Nanoclay and Cement 