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Admixtures

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ADVERSE EFFECT OF CONCRETE ADMIXTURE

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... (Continue reading)

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QUALITY REQUIREMENT OF ADMIXTURE

QUALITY REQUIREMENT OF ADMIXTURE

Quality Requirement of Admixture When the admixtures are said to be compatible with concrete, it should meet the following quality requirement; i) Characteristics of admixture : The data sheet shall give the characteristic details such as type of admixtures, available... (Continue reading)

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SELECTION & SPECIFIC APPLICATIONS OF CONCRETE ADMIXTURES

SELECTION & SPECIFIC APPLICATIONS OF CONCRETE ADMIXTURES

Admixtures shall be selected carefully to alter the concrete properties to the requirement of job at site and shall be used judiciously according to specification and method of application to avoid adverse effect on concrete properties at fresh and hardened... (Continue reading)

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Uses of Concrete Admixtures

Uses of Concrete Admixtures

What are Concrete Admixtures ? · Ingredients other than PC, water, and aggregates · Impart a specific quality to either plastic (fresh) mix or the hardened concrete (ASTM C496) · Classified by chemical and functional physical characteristics Why use Admixtures... (Continue reading)

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