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"SIPOREX is structural material, steam cured, cellular (aerated) concrete. It is available as blocks, floor and roof slabs and wall panels, for all types of buildings". specially for multi-storeyed buildings.
siporex slab siporex blocks siporex wall
Roof and floor, slabs
Available in lenght of 1 Mtr. to 4 Mtrs.in increments of 0.24 Mtr and thicknesses from 125mm to 200mm, depending upon superimposed loads and spans.
Building blocks
Available sizes:
075 x 240 x 650 mm.
100 x 240 x 650 mm.
125 x 240 x 650 mm.
150 x 240 x 650 mm.
200 x 240 x 650 mm.
Partition walls
Panels available in length: 1.0 Mtr.to 3.0 Mtrs. in increment of 0.24 Mtr and thickness from 75 mm to 100mm.

PROPERTIES OF SIPOREX

LIGHT WEIGHT
Oven dry density of SPOREX is 400 to 650 kg/m3. i.e. just one fourth the weight of dense concrete, thus ensuring economic design. I also makes SIPOREX ideal for low bearing soils, for seismic zones and for adding storeys to existing building. It is easy to handle, hoist and transport.It is the ideal material for use in existing building where additional FSI / TDR is available.

HIGHLY INSULATING
Cuts the peaks of heat and cold to provide economy in the working of air conditioning. K value 0.122 Kcal/Hr/M °C makes it suitable as insulation material for boilers, heat exchangers, furnaces, ovens, forges, steel works, galvanising kettle linings etc. Saves about 25% cost of installation as well recurring costs of electricity.

FIRE RESISTANT & INCOMBUSTIBLE
SIPOREX is completely inorganic, is totally incombustible and offers twice the fire protection of concrete. It is ideal for fire walls and for fire protection of structural steel. SIPOREX has been tested for fire resistance at CBRI, Roorkee. Their conclusions are as follows.

  • SIPOREX ROOF SLABS
    The data of evaluation and their analysis reveal that the roof of the Siporex roof slabs was able to withstand the standard fire for 150 minutes under uniform load of 320kg/m2 as per IS: 3809, BS: 476 Part 20 and ISO 834
  • SIPOREX WALL PANELS
    The data of evaluation reveal that the partitions wall of Siporex wall panels was able to withstand the standard fire for 180 minutes as per IS: 3809, BS: 476 Part 20 and ISO 834
  • SIPOREX LOAD BEARING BLACKS
    The data of evaluation reveal that the partition wall of Siporex load bearing blocks was able to withstand the standard fire of 240 minutes under uniform compressive load of 15kg/m2 as per IS: 3809, BS: 476 Part 20 and ISO 834

HIGH STRENGTH TO WEIGHT RATIO
For SIPOREX 18 to 22 against 16 for concrete of M 150 grade.

WATER PENETRATION
SIPOREX structure being of closed cells, there is less capillary action and high surface activity allows for fast evaporation of moisture.

WATER REPELLENT
While manufacturing reinforced SIPOREX slabs & wall panels silicon oil is added in wet mass which makes the product water repellent.

COMFORTABLY WORKED
SIPOREX is versatile. It can be drilled, chieselled or nailed using simple carpentry tools. Thus, it Simplifies plumbing, electric work, fixing joinery, etc. preventing wastages at site. SIPOREX is workable like wood and endures like stone.

SOUND ABSORPTION
Sound absorbency of air borne sound for 3” and 4” wall is 38 to 40 db, thus absorbency of air borne sound for 8” thick walls given an increase of 45 db. Hence, ideal for auditoriums and theatres and for cutting off workshop sounds from offices.

CORROSION RESISTANT
Reinforcement bars used in SIPOREX slabs and wall panel are treated with a patented, highly effective, anticorrosive treatment which has been 1 line evaluated by CBRI, Roorkee, with recommendation that “Protective Coating ( two coats of ACM and one coat of Inertol ) applied by Siporex concrete in coastal and highly polluted areas like Mumbai”. Also, Silicon oil is used during production to make the slabs water repellant.