Alkali-Active Sand Slate Powder for Use as Mineral Admixture in Mass Hydraulic Concrete: Technical and Economic Analysis

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Pastes</td><td class="align_center">Heat of hydration</td><td class="align_center" colspan="2">The first heat flow peak</td><td class="align_center" colspan="2">The second heat flow peak</td></tr><tr class="thead"><td class="align_center">kJ/kg</td><td class="align_center">Occurring time/s</td><td class="align_center">Heat flow/mW</td><td class="align_center">Occurring time/s</td><td class="align_center">Heat flow/mW</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">A0</td><td class="align_center">198.0/100%</td><td class="align_center">276.8</td><td class="align_center">1.402/100%</td><td class="align_center">34020</td><td class="align_center">1.155/100%</td></tr><tr><td class="align_left">A1</td><td class="align_center">168.4/85%</td><td class="align_center">224.9</td><td class="align_center">1.331/95%</td><td class="align_center">32076</td><td class="align_center">1.056/91%</td></tr><tr><td class="align_left">S5</td><td class="align_center">141.8/72%</td><td class="align_center">138.4</td><td class="align_center">2.690/192%</td><td class="align_center">27576</td><td class="align_center">0.887/77%</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The characteristic value of heat flow releasing process within 72 hours.</div>

Advances in Materials Science and Engineering

tab4

Table 4

Table 4: Alkali-Active Sand Slate Powder for Use as Mineral Admixture in Mass Hydraulic Concrete: Technical and Economic Analysis 