Potential of Palm Oil Fuel Ash as a Partial Replacement of Fine Aggregates for Improved Fresh and Hardened Mortar Performance

<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 class="align_left">Chemical composition (%)</td><td class="align_center">POFA</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">SiO<sub>2</sub></td><td class="align_center">51.00</td></tr><tr><td class="align_left">Al<sub>2</sub>O<sub>3</sub></td><td class="align_center">4.61</td></tr><tr><td class="align_left">Fe<sub>2</sub>O<sub>3</sub></td><td class="align_center">3.42</td></tr><tr><td class="align_left">CaO</td><td class="align_center">6.93</td></tr><tr><td class="align_left">MgO</td><td class="align_center">4.02</td></tr><tr><td class="align_left">Na<sub>2</sub>O</td><td class="align_center">0.06</td></tr><tr><td class="align_left">K<sub>2</sub>O</td><td class="align_center">5.52</td></tr><tr><td class="align_left">SO<sub>3</sub></td><td class="align_center">0.36</td></tr><tr><td class="align_left">LOI</td><td class="align_center">21.60</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Chemical composition of POFA (adopted from reference [<a href="/journals/ace/2023/9064645/#B17" target="_blank">17</a>]).</div>

Advances in Civil Engineering

tab2

Table 2

Table 2: Potential of Palm Oil Fuel Ash as a Partial Replacement of Fine Aggregates for Improved Fresh and Hardened Mortar Performance 