Posts Tagged ‘Hardened Concrete’

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TESTS ON HARDENED CONCRETE

TESTS ON HARDENED CONCRETE

Properties of Hardened Concrete Early volume change Creep Properties Permeability Stress-Strain Relation I. Early Volume Change (Shrinkage) What is the problem? >> May result in cracking Plastic Shrinkage Due to water loss from fresh paste by evaporation or from suction... (Continue reading)

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Setting of Cement & Microstructure of HCP

Setting of Cement & Microstructure of HCP

Setting of Cement Setting is the term d to describe the stiffening of the cement paste Setting is used also describe the change of the cement paste from a fluid to a rigid state Although, during setting, the paste acquires... (Continue reading)

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Concrete Admixtures – Types and Uses

Proprietary mixture of chemicals added at the mixing stage to concrete to alter or improve the properties of fresh or hardened concrete, is known as Admixtures. Concrete admixture is a material other than cement, water and aggregate. Admixtures change properties... (Continue reading)

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