Ordinary Portland Cement
Date Posted :
2006-07-17
Valid Until :
Always Valid
We are a company engaged in Import/Export, Whole Sale and Distribution of building materials and we are looking for a reliable supplier of Ordinary Portland Cement in bulk and I attached here the Specification and if you are in the the same line of business, Please, Contact us by return.
Here is the specification for ORDINARY PORTLAND CEMENT:
CHEMICAL COMPOSITION
MgO ������ Max 5%
SO3 .�����.. Max 3% If 3CaO.Al2O3 <= 8%
Max 3.5% If 3CaO.Al2O3 > 8%
Ratio Percentage ������� Al2O3:FeO3 >= 0.66
Insoluble Matter �������� Max 1.5%
Loss in Ignition ��������. Max 4%
Lime Saturation Factor (L.S.F.)������� 0.66<=L.S.F<=1.02
PHYSICAL REQUIRMENTS
Fineness ������� Min 2250cm2/g
Compressive Strength ������� 03 Days 80kgf/cm2
07 Days 140kgf/cm2
Soundness ������� 10mm Max
Setting Time ������45 Minutes
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