OPC 42.5 N/R

Ordinary Portland Cement - details see: https://www.buildingsupplieshub.com/opc-42-5-n-r-10083631
Place of Origin: SpainColor: GreyMain Raw Material: OtherType: Composite Portland Cement
Strength Grade(Mpa): 42.5   
OPC 42.5 N/R
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ACCORDING TO BRITISH STANDARDS 12/1996, ASTM C-150
SPECIFICATIONS OF ORDINARY PORTLAND CEMENT GRADE 42.5 N/R CHEMICAL COMPOSITION

SILICON DIOXIDE (SIO2)
21
ALUMINIUM OXIDE (A12O3)
5.3
FERRIC OXIDE (FE2O3)
3.3
CALCIUM OXIDE (CAO)
65.6
MAGNESIUM OXIDE (MGO)
1.1
SULPHUR TRIOXIDE (SO3)
2.7
LOSS OF IGNITION (LOI)
0.9
TRICALCIUM SILICATE (C3S)
60
DICALCIUM SILICATE (C2S)
15
TRICALCIUM ALUMINATE (C3A)
8.05
TRICALCIUM ALUMINO FERRICE (C4AF)
9.76
PHYSICAL AND MECHANICAL PROPERTIES
BLAIN CM2/GR
3.250
AUTOCLAVE EXPANTION
0.02
INITIAL SETTING TIME (VICAT)
105 MINUTES
FINAL SETTING TIME (VICAT)
135 MINUTES
Compressive strength at 3 DAYS
230 KG/CM2
Compressive strength at 7 DAYS
305 KG/CM2
Compressive strength at 28 DAYS
420 KG/CM2
Compressive strength mortar Mpa (N/mm”):
Strength Class:
42,5N
Early Strength:
2 days - 10.00
Strength Class:
42,5R
Early Strength:
2 days - 20.00
Standard 28 days strength:
Minimum 42,5. Maximum 62,5.
Packaging Detail:IN BAGS OF 50 KG.IN SLINGS OF 1.5 TO 2.0
Delivery Detail:45 days

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