Research on Dynamic Compressive Performance of Polypropylene Fiber-Reinforced High-Strength Concrete under Freeze-Thaw Environment

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Fiber type</td><td class="align_center">Diameter (<i>μ</i>m)</td><td class="align_center">Length (mm)</td><td class="align_center">Tensile strength (MPa)</td><td class="align_center">Elastic modulus (GPa)</td><td class="align_center">Density (kg/m<sup>3</sup>)</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Filamentous</td><td class="align_center">18–48</td><td class="align_center">12</td><td class="align_center">458</td><td class="align_center">3.5</td><td class="align_center">0.91</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Physical properties of polypropylene fiber.</div>

Advances in Materials Science and Engineering

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Table 2

Table 2: Research on Dynamic Compressive Performance of Polypropylene Fiber-Reinforced High-Strength Concrete under Freeze-Thaw Environment 