Compression Characteristics and Constitutive Model of Low-Exotherm Modified Polyurethane Grouting Materials

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Density (g/cm<sup>3</sup>)</td><td class="align_center">Elasticity moduli (MPa)</td><td class="align_center">Yield strengths (MPa)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">0.09</td><td class="align_center">17.65</td><td class="align_center">0.52</td></tr><tr><td class="align_left">0.24</td><td class="align_center">89.73</td><td class="align_center">3.49</td></tr><tr><td class="align_left">0.35</td><td class="align_center">175.95</td><td class="align_center">7.34</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Mechanical parameters of specimens with different densities.</div>

Advances in Civil Engineering

tab2

Table 2

Table 2: Compression Characteristics and Constitutive Model of Low-Exotherm Modified Polyurethane Grouting Materials 