Quality & Strength
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Cement Specifications
The typical physical and chemical properties of our cement are as follows:
Chemical analysis
Weight %
Silica (Si02)
20.40
Aluminum oxide (Al2O3)
4.67
Ferric oxide (Fe2O3)
3.78
Lime (CaO)
64.1
Magnesia (MgO)
2.10
Potassium oxide (K2O)
0.57
Sodium oxide (Na2O)
0.19
Total alkali
0.56
Sulphuric anhydride (SO3)
2.80
Chloride (Cl)
0.01
Insoluble residue
0.28
Loss on ignition
1.80
Lime Saturation Factor
0.95
Physical Tests
Initial setting time
110 mins
Soundness Expansion
1.17mm
Specific Surface
400m2/Kg
Compressive Strength (N/mm2) - Mortar
2 Days
30.0
7 Days
44.0
28 Days
61.0
Compressive Strength (N/mm2) - Concrete
3 Days
26.0
34.5
53.0
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