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Portland Cement 42.5 (GB-197-1999)

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Title: Portland Cement 42.5 (GB-197-1999) 
Unit price: Negotiable
MOQ: Negotiable
Quantity: Negotiable
Delivery date: Since the payment date Days delivery

Contact: Huang Anson (Mr.)    
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Details

Commodity: Ordinary portland cement P. O 42. 5

Yield: 800. 000mt/per year
Packing: 50kg per bag 2000kg per bag
Quality: In conformity with national standard GB175-1999

Loading port: Lianyungang, China
Loading rate: 8000MT/per day

CHEMICAL ANALYSIS

Reference results Specification
Silicon dioxide    SiO2   %    23.46
Aluminium oxide    Al2O3  %    8.32
Farric oxide       Fe2O3  %    3.65
Calicum oxide      CaO    %    55.56
Magnesium oxide    MgO    %    2.81    Max6.0
Sulphur trioide    SO3    %    2.0     Max3.5
Loss on ignition   L.O.I. %    2.18    Max3.0
Insoluble residue  L.R.   %            Max 0.75
Aikalies(Na2O+0.658K2O)
Lime saturation factor       LSF  %    0.62
Tricalcuium silicate         C3S  %    19.18
Dicalcium silicate           C2S  %    81.78
Tricalclum aluminate         C3A  %    15.91
Tetracalcium alumlnoferrite  C4AF %    11.10
                           C4AF-2C3A
                Chloride  CL   %
ANALYSIS TEST
Air content of mortar(volume)     %     -----       Max12.0
Fitness.Air permeability test M2/kg      310         Min280
Soundness.Autoclave test          %     ----        Max0. 80
Compressive strength
                       3 days M.Pa    20.0       Min12.0
                       7 days M.Pa               Min19.0
                       28 days         49.0
Setting time(Vicat test)
Initial minutes                      240       Min 45
Final minutes                        350       Max 375


Portland Cement 42.5 (GB-197-1999)
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