BIRLA RATNA CEMENT  
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VASVADATTA  CEMENT

 

Vasavadatta Cement, a unit of Kesoram Industries LTD, of the B.K. Birla Group introduced BIRLA RATNA, the Portland Pozzolana Cement. BIRLA RATNA comes out with impeccable quality and surpasses I. S. 1489 (Part 1) 1991 specifications.

CHARACTERISTICS OF BIRLA RATNA

  • High long term strength.
  • Good workability. 
  • Lower susceptibility to dissolution & leaching.
  • Low heat of Hydration.
  • High resistance to acids, Sea Water, Chlorides & Sewage etc.
  • High resistance to alkali aggregate reaction.
  • High water tightness. (Low permeability/Porosity)
APPLICATIONS OF BIRLA RATNA
  • All plain and reinforced Concrete Work.
  • All marine Concrete Structures such as docks, harbours & Jetties.
  • Bridge Piers.
  • Mass Constructions like Dams, Canals, Spillways etc.
  • Large Foundation Work.
  • Industrial plants.

Comparative Compressive Strength of BIRLA RATNA with BIS Standards

Compressive strength (MPa)
PPC as per IS: 1489 (Part-I) 1991
BIRLA RATNA (PPC)
3 days
Min 16 MPa
27 - 30
7 days 
Min 22 MPa
36 - 40
28 days
Min 33 MPa
45 - 50

Technical comparison of BIRLA RATNA with BIS Standards

Physical Characteristics 
PPC as per IS: 1489 (Part-I) 1991
BIRLA RATNA (PPC)
Setting Time (Minutes)
Initial
Min 30
170 - 200
Final
Max 600
260 - 300
     
Fineness (M2/kg)
Min 300
340 - 360
     
Soundness
Le Chatlier Expansion (MM)
Max 10.0
1.0 Max
Auto Clave Expansion (%)
Max 0.8
0.10 Max
Drying Shrinkage (%)
Max 0.15
0.05 Max

Chemical Characteristics

 
IS: 1489 (Part-I) 1991
BIRLA RATNA (PPC)
Loss of Ignition (% by Mass)
Max 5.0
Max 3.5
Insoluble Residue (% by Mass)
*Max X + 4(100-X)
                    100
Depending on X
Magnesia (% by Mass)
Max 6.0
Max 1.5
Sulphuric Anhydride (% by Mass)
Max 3.0
Max 2.5
Chloride
Max 0.05
Max 0.01
* Where 'X' is declared percentage of Fly Ash Pozzolana
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