Table 3 Mix proportion of concrete.
From: Structural Behaviour of Polystyrene Foam Lightweight Concrete Beams Strengthened with FRP Laminates
Materi0als | Cement (kg/m3) | Sand (kg/m3) | Gravel (kg/m3) | w/c ratio | Super-plasticize (L/m3) | Silica fume (kg/m3) | Polystyrene beads (kg/m3) |
|---|---|---|---|---|---|---|---|
Quantity | 450 | 630 | 630 | 0.308 | 13.5 | 40 | 30 |