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)
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)
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)