Reduction of the Early Autogenous Shrinkage of High Strength Concrete

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td align="left" rowspan="2">Concrete mix</td><td align="center" rowspan="2">Additional measure</td><td align="center"><svg height="10.2157pt" id="M29" style="vertical-align:-4.25479pt" version="1.1" viewbox="-0.0498162 -5.96091 50.616 10.2157" width="50.616pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M387 375C387 402 357 448 257 448C172 448 82 404 82 326C82 289 108 255 156 241V239C85 223 23 181 23 116C23 39 89 -12 182 -12C265 -12 336 31 378 91L361 114C320 73 269 47 216 47C157 47 115 82 115 137C115 191 160 219 218 219C243 219 262 218 272 217L304 259L302 266C295 265 281 264 255 264C195 264 163 294 163 335C163 377 200 416 249 416C293 416 321 389 329 342C331 332 335 329 341 329C355 329 387 352 387 375Z" id="g113-247"></path><glyph.data ascent="3473" descent="-2876" 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975 343 876 343ZM553 314C614 314 622 214 622 165C622 119 614 17 554 17C493 17 483 117 483 166C483 216 493 314 553 314ZM875 314C937 314 945 214 945 165C945 119 937 17 876 17C816 17 806 117 806 166C806 216 816 314 875 314Z"></path><glyph.data ascent="989" descent="-360" horiz-adv-x="1062" vert-adv-y="1062"></glyph.data></g></svg>]</td><td align="center">[MPa]</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td align="left">C2</td><td align="center">/</td><td align="center">−0.203</td><td align="center">−0.235</td><td align="center">81.4</td></tr><tr><td align="left">M3</td><td align="center">Added steel fibres</td><td align="center">−0.165</td><td align="center">−0.192</td><td align="center">92.1</td></tr><tr><td align="left">M4</td><td align="center">Added premoistened polypropylene fibres</td><td align="center">−0.064</td><td align="center">−0.117</td><td align="center">78.1</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Comparison of the autogenous shrinkage of 24- and 48-hour-old non-reinforced and fibre-reinforced concretes, and their associated 28-day compressive strengths.

Advances in Materials Science and Engineering

Reduction of the Early Autogenous Shrinkage of High Strength Concrete

Table 7