Table 3 Material properties of lightweight aggregates.
From: Flexural Behavior of Post-tensioned Lightweight Concrete Continuous One-Way Slabs
Aggregates | Max. size (mm) | Specific gravity | Unit weight (kg/m3) | Fineness modulus | Absorption (%) | Void ratio (%) | |
|---|---|---|---|---|---|---|---|
1Â day | 14Â days | ||||||
Coarse | 19 | 1.80 | 931 | 3.365 | 11.8 | 14.29 | 48 |
Fine | 4 | 1.80 | 1105 | 1.838 | 15.9 | 18.53 | 39 |
2 | 1.30 | 978 | 2.458 | 19.1 | 24.3 | 25 | |