Anti-washout admixtures of concrete for underwater concreting is produced as a viscosity modifying admixture. Types, advantages and uses is discussed.
Category: Concrete Admixtures
Admixtures are used to modify properties of concrete in fresh and hardened state. Articles on concrete admixtures are presented.
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Ground Granulated Blast Furnace Slag in Concrete & its Advantages
The ground granulated blast furnace slag (GGBFS) is a by-product of iron manufacturing which when added to concrete improves its properties such as workability, strength and durability.
Concrete Admixtures (Additives)- Types, Selection, Properties, Uses
Concrete admixtures (additives) enhances the properties of concrete for applications in construction with special requirements. Concrete additives are used to achieve desired workability in case of low water cement ratio, and to enhance setting time of concrete for long distance ...
Different Types of Concrete Curing Compounds, their Properties and Uses
Concrete curing compound prevents moisture content loss from concrete and enables proper curing of concrete which results in full development of strength.
Waterproofing Admixtures for Concrete – Requirement, Functions, Dosage and Mechanism
What is Waterproofing Admixture for Concrete? Waterproofing admixture is a type of admixture which prevents the passage of water through hardened concrete under a pressure head. It is also called as water resisting admixture or permeability reducing admixture or damp ...
Types of Concrete Chemicals (Admixtures) and their Applications
Concrete chemicals or admixtures are materials other than cement, aggregate and water that are added to concrete either before or during its mixing to alter its properties, such as workability, curing temperature range, set time or color. Some concrete admixtures ...
ADVERSE EFFECT OF CONCRETE ADMIXTURE
Adverse effects due to improper application : Admixtures are used extensively to produce high workable, high strength high performance and highly durable concrete with minimum cost. However, these admixtures are not used judiciously and with the poor knowledge of admixture ...
Standard Codes for Concrete Admixtures
As per ACI 212.3R-10, Concrete admixture is a material other than water, aggregates, hydraulic cement, and fiber reinforcement used as an ingredient of concrete or mortar, and added to the batch immediately before or during its mixing. Concrete admixtures are ...