Effect of Chopped Basalt Fibers on the Mechanical Properties and Microstructure of High Performance Fiber Reinforced Concrete

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td align="left">Fiber details</td><td align="center">Basalt fibers</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td align="left">Fiber type</td><td align="center">Filament type</td></tr><tr><td align="left">Diameter (<i>µ</i>m)</td><td align="center">18</td></tr><tr><td align="left">Cut length (mm)</td><td align="center">25</td></tr><tr><td align="left">Tensile strength (MPa)</td><td align="center">4100–4840</td></tr><tr><td align="left">Elastic modulus (GPa)</td><td align="center">93.1–110</td></tr><tr><td align="left">Specific gravity</td><td align="center">2.63–2.8</td></tr><tr><td align="left">Elongation (%)</td><td align="center">3.1</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td>Note: these properties were provided by the manufacturer.<br/></td></tr></table>

Advances in Materials Science and Engineering

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Table 2

Table 2: Effect of Chopped Basalt Fibers on the Mechanical Properties and Microstructure of High Performance Fiber Reinforced Concrete 