Portland Cement Supplier




Quality Product offering from the factories and availability of different grades as required by the clients.


Specifications

Color Grey
Grade OPC
Finess 500m2/kg
pH 10.5
Usage Construction
Pack Size 50 & 100 Kg
Ash 5-10%
Purity 100%


Test Result of Chemical Properties

  Standard   Standard
SiO2 % 22 - C3S 54 -
Al2O3 % 4.25 - C2S 22 -
Fe2O3 % 4.7 - C3A 3.31 < 3.5
CaO % 64.3 - C4AF 14 -
MgO % 2.39 < 5.0 C3A+C3S 57 -
SO3 % 1.72 < 2.3 2C3A+C4AF 20 < 25
K2O % 0.46 - C4AF+C2F - -
Na2O % 0.24 - CaSO4 - -
Cl % - - Total Alkalies F.q. Na2O 0.54 < 0.60
L. O. I % 0.92 < 3.0 Free Cao 0.95 -
Insol. Res. % 0.3 < 0.75      
L.S.F   92.3 -      

Test Result of Physical and Mechanical Properties

  Standard   Standard
Specific Surface Area (Cm2/gr) 3750 > 2800 Autoclave Expansion (%) 0.08 < 3.5


Residue on Sieve
(Micron)
 
125% 0.0 - Head of Hydration (Cal/gr) 3 days - -
90% 0.3 - 7 days - -
63% 1.3 -

Compressive Strength (Kg / Cm2)
 
2 days 220 -
45% 6.5 - 3 days 260 > 85


Setting Time
(Minutes)
Initial 200 > 45 7 days 350 > 150
Final 220 < 360   28 days 525 > 270


Normal Consistency (%)


25


-

Bending Strength (Kg / Cm2)
2 days - -
3 days - -
7 days - -
28 days - -



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