Preparation and Performance of a New-Type Alkali-Free Liquid Accelerator for Shotcrete

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/amse/volume-2017/1264590/figures/1264590.fig.002a.svgz" name="1264590.fig.002a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Initial setting time</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/amse/volume-2017/1264590/figures/1264590.fig.002b.svgz" name="1264590.fig.002b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Final setting time</td></tr></table>

<div>The effect of the content of accelerator on setting time of cement paste (20 ± 2°C, w/c = 0.4).</div>

Advances in Materials Science and Engineering

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Figure 2

Figure 2: Preparation and Performance of a New-Type Alkali-Free Liquid Accelerator for Shotcrete 