What is fly ash ?
Fly ash is the finely divided residue that results from the combustion of pulverized coal and is transported from the combustion chamber by exhaust gases. Fly ash has a vast production history and is one of the most economically & environment friendly product.
As far as an application is concerned, Fly ash is most commonly used as a pozzolan in PCC applications which is used in concrete mixes, fly ash recovers the strength and segregation of the concrete and makes it easier to pump. Fly ash can be used as key material in a many cement based products, like poured cement, concrete block, and brick.
Fly ash as a lightweight aggregate offers a valuable opportunity to recycle one of the largest waste streams in the world. It is durable and hence increase the life of concrete roads and structures.
What Is Fly Ash Brick?
Fly ash bricks are unconventional bricks manufactured from industrial wastes such as fly ash, cement, sand/stone dust. These types of bricks are stronger, light weight and durable and hence used worldwide.
How bricks made with fly ash ?
Fly Ash bricks are made from the mixture of fly ash, lime, gypsum and sand. All these raw materials are mixed in customized / required proportions. This compostition gives variations on the Strength of the bricks. Once mixed it needs to be compressed. They undergo curing for a minimum of 14 days and are then air dried for around 7 days.
Advantages of fly ash bricks
– Attractive appearance
– Strength
– Durable
– Fire resistant
– Sound insulation
– Sustainable
– Low cost
– Environment friendly
Future of fly ash bricks in construction industry
Fly ash bricks has been used in constrcution industry from long time. If we talk about today’s trend, The demand for fly ash bricks in India is increasing. Due to its low cost in manufacturing and eco-friendly properties, Users prefer more and more fly ash bricks over common red / clay bricks. We all know that our country produces a very large amount of fly ash through coal plants, Hence, The availability of this product will always remains in demand.