Product Specifications
Product Description
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
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