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Imported White Cement


Imported White Cement

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Specifications

Chemical properties Units EN 197-1, 52.5 limits(cement) Results
Sulphur Trioxide SiO2 % ---- 23.79
Aluminium Trioxide Al2O3 % ---- 3.73
Iron Trioxide Fe2O3 % ---- 0.37
Calcium Oxide CaO % ---- 64.6
Magnesium Oxide MgO % Max:  5 1.95
Sulphur Trioxide SO3 % Max: 4 2.15
Sodium Oxide K2O % ---- 0.42
Potassium Oxide Na2O % ---- 0.15
Insoluble Residue IR % Max: 5 0.5
Loss of ignition
 
         %
 
       Max: 5
 
          <2
 
Chloride contentLOI           %        Max: 0.1        0.015

Physical Properties

 
Physical properties
 
Units EN 197-1, 52.5 limits Results
Specific surface (Blaine) cm2/gr ------ 4000
Autoclave expansion mm Max:    10 0.4
Compressive strength
2 days
7 days
28 days
 
MPa
Mpa
Mpa
 
Min:     20
 
Min:  52.5
 
22.5
 
54.5
Time of setting (Vicat)
Initial
Final
 
Minute
Minute
 
Min:    45
-----
 
110
Degree of Whiteness  ---- ---- 91.5
Y-value  ---- ---- 81

Compounds Properties

Calculated Compounds Properties Units EN 197-1, 52.5 limits Results
Tricalcium Silicate( C3S) % --- ----
Tricalcium Aluminate ( C3A) % --- ---
Equivalent alkalies (Na2O+0.658K2O) % Max: 0.6 0.42
Ratio CaO / SiO2 % > 2 2.7