Hollow Clay Bricks | Benifits of hallow clay bricks | Properties -lceted LCETED INSTITUTE FOR CIVIL ENGINEERS

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Jan 29, 2021

Hollow Clay Bricks | Benifits of hallow clay bricks | Properties

Hollow Clay Bricks

Hollow Clay Bricks Horizontally perforated clay bricks have the advantages of natural materials, and they are lightweight and efficient because they are hollow from the inside.

Hollow Clay Bricks, made of natural clay combined with other natural additives such as coal ash, rice husk ash, and sawdust, fly ash.

They are free from any synthetic and chemical substances that emit harmful gases into the environment.


Hollow Clay Bricks

The main attractions of hallow clay bricks

These type of bricks are used for both non-load bearing and load-bearing structures.

·       In load-bearing structure – Inner and outer wall (up to Ground floor plus 3 floors- G+3).

·       In non-load bearing structure – Infill blocks & partition wall.


Weight and Size of hallow clay bricks

16 x 4 x 8 (4 Inch) = 6 - 7 Kgs

16 x 6 x 8 (6 Inch) = 8.5 - 9.5 Kgs

16 x 8 x 8 (8 Inch) = 11 - 11.5 kgs


Compressive strength of hollow clay bricks

The compressive strength of hollow bricks is 35 kg/cm2 - 3.5 N/ mm2.


Water absorption of hollow clay bricks

The water absorption of these bricks is 20% by their weight.


The density of hollow clay bricks

Density of hollow clay bricks is 694 - 783 kg/m3


Thermal Conductivity of hollow clay bricks

Hollow clay bricks have 0.28-0.31 W/mk thermal conductivity


        Sound Insulation/Noise Transmission of hollow clay bricks

Hollow clay brick wall has good sound insulation, which helps to keep the house noise-free.

Must read: What is a Wirecut Bricks | Manufacturing Process | Usages | Specifications


You can get the following benefits for the above reasons

1.   Reducing dead loads

2.   Fast construction

3.   Saves on construction costs

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