8/12/2019 Clc vs Aac & Red Bricks
1/2
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Plot No 82, Raghuveer Nagar, Rampally Road, IDA Cherlapally,
Hyderabad - 51. Ph: +91 (40) 42627799
DIFFERENCES BETWEEN CLC, AAC & BURNT CLAY BRICKS
Parameters CLC AAC BURNT CLAY BRICKS
Basic Raw
Materials
Cement, Fly-Ash or
Sand, Foam & Water
Cement, Fly-Ash,
Aluminum Powder, Lime
& Gypsum
Top Soil & Energy
General Properties
Dry Density 750 - 800 650 - 750 1800
Compressive
Strength
25 - 30 35 - 40 40 50
Applications Load Bearing & Non-
Load Bearing Walls,
Thermal Insulation &
Filling
Non-Load Bearing Walls
Only
Load Bearing & Non-Load
Bearing Walls
Ageing Gains Strength with Age No Gain in Strength with
Age
No Gain in Strength with
Age
Thermal
Conductivity
0.132 0.151 for 800
Kg/m3
0.132 0.151 for 800
Kg/m3
0.184
Sound Insulation Superior Than Burnt
Clay & Hollow Bricks
Superior Than Burnt Clay
& Hollow Bricks
Normal
Ease of Working Can be Cut, Nailed &
Drilled
Can be Cut, Nailed &
Drilled
Normal
Shape & Form
Size 600 X 200 X 100 / 150 /200 / 225 mm
600 X 200 X 100 / 150 /200 / 225 mm
230 X 100 X 75mm
Pre Cast
Elements
Any Size of Elements Any Size of Elements Not Feasible
Cast in Shape Any Size in any Density Not Feasible Not
Feasible
8/12/2019 Clc vs Aac & Red Bricks
2/2
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_____________________________________________________________________________________
Plot No 82, Raghuveer Nagar, Rampally Road, IDA Cherlapally,
Hyderabad - 51. Ph: +91 (40) 42627799
DIFFERENCES BETWEEN CLC, AAC & BURNT CLAY BRICKS
Parameters CLC AAC BURNT CLAY BRICKS
Water
Absorption
12.5% Up to 45% Up to 25%
Shrinkage No Shrinkage Minimum Shrinkage No Shrinkage
Eco Friendly Pollution Free, No
Energy Requirement,
Consumes Fly-Ash
around 35%
Pollution Free, High
Energy Requirement
Creates Smoke, Uses High
Energy & Wastes
Agricultural Land
Structural
Savings
Upto 55% Reduction in
the Weight of the Walls,
Tremendous Structural
Savings for High Rise
Buildings in Earthquake
& Poor Soil Prone Areas
Upto 55% Reduction in
the Weight of the Walls,
Tremendous Structural
Savings for High Rise
Buildings in Earthquake
& Poor Soil Prone Areas
No Additional Savings
