Experimental Study on Performance Influencing Factors and Reasonable Mixture Ratio of Desert Sand Ceramsite Lightweight Aggregate Concrete

<table class="table-group" id="tab13"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Strength grade</td><td class="align_center" rowspan="2">Slump (mm)</td><td class="align_center" rowspan="2">Apparent density (kg/m<sup>3</sup>)</td><td class="align_center" colspan="2">Tube crushing strength (MPa)</td></tr><tr class="thead"><td class="align_center">7 d</td><td class="align_center">28 d</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">LC20</td><td class="align_center">86</td><td class="align_center">1 707.9</td><td class="align_center">15.9</td><td class="align_center">24.0</td></tr><tr><td class="align_left">LC25</td><td class="align_center">74</td><td class="align_center">1 734.6</td><td class="align_center">19.0</td><td class="align_center">28.5</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Test results of benchmark mixture ratio.</div>

Advances in Civil Engineering

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Table 13

Table 13: Experimental Study on Performance Influencing Factors and Reasonable Mixture Ratio of Desert Sand Ceramsite Lightweight Aggregate Concrete 