Cellular concrete : Definition :
A special type of concrete which is manufactured by mixing ordinary Portland cement, fly ash, Sand, water and previously formed foam in appropriate proportion.
Foam producing substances used in cellular concrete:
THTFA -3: It is one of the best foaming agents which is used in the formation of cellular concrete. Protein-based foaming agent: It is prepared with raw material in presence of Ca(OH)2 and a small protein of NaHSO3 Synthetic foaming agent: In synthetic foaming agent, the Chemicals are used to reduce the surface tension.
The speciality of cellular concrete :
Cellular concrete is used to form one of the hardened material having an oven-dry density of 50 pounds per cubic foot(PCF) or less.
Reference code used to make cellular concrete are listed below ;
ATM C 869 AMTM C 796 ASTM C495
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