Table 2 Properties of the used lightweight aggregate and filler materials
Material | Particle density [kg/m3] | Crushing resistance [N/mm2] | Water absorption [wt.%] |
|---|---|---|---|
Liaver 2–4 mm | 320 |  > 2.2 | 14.4 |
Liaver 1–2 mm | 350 |  > 2.4 | 15.8 |
Liaver 0.5–1 mm | 420 |  > 2.9 | 15.4 |
Fine quartz sand (< 0.5 mm) | 2640 | – | 0.6 |
Dune sand (< 0.5 mm) | 2670 | – | 0.8 |
Fine crushed glass (< 0.5 mm) | 2530 | – | 0.2 |