Flexural Behaviour of Combined FA/GGBFS Geopolymer Concrete Beams after Exposure to Elevated Temperatures

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">GGBFS</td><td class="align_center" rowspan="2">FA</td><td class="align_center" rowspan="2">Sand</td><td class="align_center" rowspan="2">Coarse aggregates</td><td class="align_center" colspan="3">Alkaline activator</td></tr><tr class="thead"><td class="align_center">Sodium silicate</td><td class="align_center">Sodium hydroxide </td><td class="align_center">Water</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">140</td><td class="align_center">210</td><td class="align_center">644</td><td class="align_center">1196</td><td class="align_center">134</td><td class="align_center">11</td><td class="align_center">65</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Geopolymer concrete mixture composition (kg/m<sup>3</sup>).

Advances in Materials Science and Engineering

tab2

Table 2

Table 2: Flexural Behaviour of Combined FA/GGBFS Geopolymer Concrete Beams after Exposure to Elevated Temperatures 