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What is R-value and U-value of Concrete Slab per inch, Calculation

What is R-value and U-value of Concrete Slab per inch, Calculation

What is R-value and U-value of Concrete SlabR-value is the measurement of concrete slab (or other material) capacity to resist heat flow i.e. it measures the effectiveness of insulation or thermal resistance. However, U-value is the measurement of heat transmission ...

Role of Calcium Chloride in Concrete

Role of Calcium Chloride in Concrete

Calcium chlorides is used as accelerator in hydration process of cement, leading to quick set of concrete and to get high initial strength concrete. Maximum permissible limit of addition of calcium chloride is 2% in flake form.Methods of Adding Calcium ...

Difference between Control Joint and Expansion Joint?

Difference between Control Joint and Expansion Joint?

Control Joint in Concrete Control joints in concrete are provided at regular interval to from a weak plane, so that cracks are formed at the joints but not in undesired places. Control joints are provided in concrete pavements, slabs, walls, floors, dams, ...

Portland Pozzolana Cement – Manufacture, Properties and Uses

Portland Pozzolana Cement – Manufacture, Properties and Uses

Portland Pozzolana cement is integrated cement which is formed by synthesising OPC cement with pozzolanic materials in a certain proportion. It is commonly known as PPC cement. In this article we discuss about the properties, manufacture, characteristics, advantages and disadvantages ...

How to Check Quality in Concrete Construction

How to Check Quality in Concrete Construction

Quality of the concrete plays an important role in the construction field as the concrete is the excessive element in any construction. The strength parameters such as durability, load bearing strength and resistance to environmental factors such as wind, snow ...