Fly Ash Bricks Vs Regular Clay Bricks
Fly ash bricks are hi-tech well-improved quality bricks used for construction of brick masonry structures. They are used as replacement for normal clay bricks and has better properties than it. Fly ash bricks competitive in comparison to the conventional clay bricks and provide enormous indirect benefits. The utilization of fly ash bricks results in conservation of natural resources as well as protection of environment.
Dimension of Bricks in CM
| Type | Length | Width | Height |
| Fly Ash Bricks | 23 | 11 | 7 |
| Burnt Clay Bricks | 21 | 10 | 7 |
Bricks required for 1M3 Wall with Mortar
| Type | Qty (Nos) |
| Fly Ash Bricks | 434 |
| Burnt Clay Bricks | 516 |
Technical Comparision
| Properties | Red Bricks/Clay Bricks | Fly Ash Bricks | Remarks |
| Density | 1600-1750 kg/m3 | 1700-1850 kg/m3 | Higher load bearing |
| Compressive strength | 30-35 kg/cm2 | 90-100 kg/cm2 | Higher load bearing |
| Absorption | 15-25% | 10-14% | Less dampness |
| Dimensional stability | Very low tolerance | High tolerance | Saving in mortar up to 25% |
| Wastage during transit | Up to 10% | Less than 2% | Saving in cost up to 8% |
| Plastering | Thickness vary on the both sides of wall | Even on both sides | Saving in plaster up to 15%. |