Development of a New Type of Green Switch Air Entraining Agent for Wet-Mix Shotcrete and Its Engineering Application

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Number</td><td class="align_center">Slump/mm</td><td class="align_center">Pressure loss (MPa/m)</td><td class="align_center">Rate of pressure bleeding/%</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">1</td><td class="align_center">90</td><td class="align_center">0.032</td><td class="align_center">22.4</td></tr><tr><td class="align_left">2</td><td class="align_center">120</td><td class="align_center">0.021</td><td class="align_center">17.5</td></tr><tr><td class="align_left">3</td><td class="align_center">125</td><td class="align_center">0.018</td><td class="align_center">14.3</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

The pumpability comparison of different wet-mix shotcretes.

Advances in Materials Science and Engineering

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Table 4

Table 4: Development of a New Type of Green Switch Air Entraining Agent for Wet-Mix Shotcrete and Its Engineering Application 