Lightweight aggregate concrete made on pelletized fly ash: a potential material

• L. Srivani

  English

  Author

• A. Goumathi

  English

  Author

Aggregate is a necessary inert filler in concrete manufacturing because it adds bulk volume and rigidity
to the material. The widespread use of crushed aggregates in concrete has the potential to deplete
natural resources, calling for the development of substitute construction materials. As a result, there was
a flurry of activity researching potential aggregates made from recyclable materials. Fly ash is an
intriguing substance with potential use as a lightweight aggregate and a complement to cementitious
materials. Industrial waste materials including fly ash, bottom ash, silica fume, slag from blast furnaces,
rice husks, slag, palm oil shells, slate, clay, and slag may be transformed into artificial, manufactured
lightweight aggregates. The growing need for lightweight concrete in large-scale projects has spurred
the use of more economical building materials. In order to control the rising costs of construction, it is
necessary to replace some or all of the concrete components. The use of synthetic aggregates has
recently attracted a lot of interest owing to their comparable quality to natural aggregates and their ability
to significantly reduce building costs

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