Powerlite™ AAC blocks Vs. Traditional Clay Bricks
No
Particulars
Powerlite Block
Clay Brick
1
Size(LxHxB)
600mm x 200mm x 75mm to 230mm
225mm x 100mm x75mm
2
Precision In Size
Variation 1.00 (+/-) mm
Variation 2.15 (+/-)
3
Compressive Strength
3.5-4.5N/mm2(As per IS:2185 part III)
2.5 - 3.0 N/mm2
4
Dry Density
550-650 kg/m3(Oven dry)
>1800 kg/m3
5
Fire Resistance
3 to 6 hours depending on thickness
2 Hours
6
Sound Reduction Index(dB)
45 for 200 mm thick wall
50 for 230 mm thick wall
7
Thermal Conductivity.(Kw-m/C)
0.16
0.81
8
Mortar Consumption M3 with 1:6
0.5 bag of cement
1.35 bag of cement
9
Construction Time per mason
30 Sq.m.
20 Sq.m.
10
Chemical composition
Sand/Flyash used around 70% which reacts with binders (lime and cement) to form Powerlitetm AAC blocks.
Soil is used which contains
many inorganic Impurities
like sulphates etc.
11
Finishing
Can be directly cut or shaped/sculptured as required.
Not possible
12
Contribution to carpet area
3-5%
No Contribution
13
Cost benefit factor
Savings up to 24% in structural cost due to reduction of dead load (Subject to project design.)
No cost benefit
14
Energy saving
Up to 30% of Air-conditioning Load reduction.
No Energy Saving