Table 1 Constituents and mix proportions for normal- and high-strength self-compacting concrete mixes.
From: Modified Disk-Shaped Compact Tension Test for Measuring Concrete Fracture Properties
Constituents (kg/m3) | NSC | HSC |
|---|---|---|
Cement | 376 | 500 |
Micro-silica | – | 75 |
Coarse aggregates (crushed limestone) < 10 mm | 580 | 990 |
Sand < 2 mm | 739 | 660 |
Water | 192 | 134 |
Limestone powder (<2 mm) | 545 | 105 |
Super-plasticizer (SIKA Viscocrete 20HE) | 3.0 | 18.4 |
Water/cement | 0.51 | 0.23 |
Flow spread (mm) | 710 | 695 |
T500 (s) | 3.1 | 3.4 |