Table 11 Autogenous shrinkage strain and total shrinkage strain of cement mortar with different ratios.
From: Autogenous Shrinkage and Crack Resistance of Carbon Nanotubes Reinforced Cement-Based Materials
Water-cement ratio | Autogenous shrinkage strain \(\upvarepsilon_{1}\) | Total shrinkage strain ε | \({\raise0.7ex\hbox{${\upvarepsilon_{1} }$} \!\mathord{\left/ {\vphantom {{\upvarepsilon_{1} }\upvarepsilon}}\right.\kern-0pt} \!\lower0.7ex\hbox{$\upvarepsilon$}} \times 100\%\) |
|---|---|---|---|
0.30 | 92 | 110 | 83.6 |
0.35 | 86 | 110 | 78.1 |
0.40 | 58 | 107 | 53.8 |