Abstract
In recent days construction industry focuses on other than conventional concrete in infrastructural purposes like building etc., due to excess usage of cement, sand and other aggregates which leads depreciation of natural resources and effects on the environment. By utilization of lightweight bricks and foam concrete which reduces not only its self-weight but also improve resistance against heat and sound insulation and architectural features. The density of foam concrete varies from 300 to 1800kg/m3. Foam concrete composes of cement, water, fly ash and foaming agent without coarse aggregate. The function of foam is to create air bubbles in the cement-based slurry. The density of foam concrete depends on the quantity of foam added. The foam creates several pores with this effect; it has low thermal conductivity. As density of foam concrete is low at same time strength also low when compared to conventional concrete, so an attempt made to improve mechanical properties of foam concrete by adding admixtures like Silica fume and GGBS in different percentages. In these experimental studies, the workability and compressive strengths are mentioned
Highlights
Foam concrete is known as aerated concrete without coarse aggregate with low density
The mechanical properties of foam concrete will be low when compared to conventional concretes
We collected the material from CLC bricks making factory it is an synthetic foaming agent is used in this investigation which is suitable for ordinary Portland cement and greater workability
Summary
Foam concrete is known as aerated concrete without coarse aggregate with low density. Er.G.V.V.S.P.Anvesh and, Dr.G.V.V.Satyanarayana[1] reviewed the basic properties and advantages of foam concrete. The mechanical properties of foam concrete will be low when compared to conventional concretes. Anju P Rajan & Aneeta Anna Raju[2] concluded that the strength of foamed concrete varies with foam content. The foam creates an air void in cement-based slurries, by the usage of foam concrete become more slurry which increases filling ability. Mohamed Abdelrahman et al [3] were studied the microstructure of the foamed concrete to improve mechanical properties of foam concrete using Scanning electron microscopy (SEM). Brooks[4] was performed and revealed the interaction mechanisms between fillers, aggregates, and the cement matrix to improve mechanical properties. The strength and other properties of foam concrete depend on the
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