Influence of MgO and Hybrid Fiber on the Bonding Strength between Reactive Powder Concrete and Old Concrete

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Cement</td><td class="align_center">Water</td><td class="align_center">Sand</td><td class="align_center">Aggregate</td><td class="align_center">Water reducer</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">440</td><td class="align_center">185</td><td class="align_center">532</td><td class="align_center">1243</td><td class="align_center">22</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Mix proportion of old concrete/kg/m<sup>3</sup>.

Advances in Materials Science and Engineering

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Table 3

Table 3: Influence of MgO and Hybrid Fiber on the Bonding Strength between Reactive Powder Concrete and Old Concrete 