GREY ORDINARY PORTLAND CEMENT GRADE 42,5N/R

ACCORDING TO BRITISH STANDARDS 12/1996 OR ASTM C-150 OR EN197-1/2000

CHEMICAL COMPOSITION

SILICON DIOXIDE (SIO2) 21.00

ALUMINIUM OXIDE (A12O3) 5.30

FERRIC OXIDE (FE2O3) 3.30

CALCIUM OXIDE (CAO) 65.60

MAGNESIUM OXIDE (MGO) 1.10

SULPHUR TRIOXIDE (SO3) 2.70

LOSS OF IGNITION (LOI) 0.90

TRICALCIUM SILICATE (C3S) 60.00

DICALCIUM SILICATE (C2S) 15.00

TRICALCIUM ALUMINATE (C3A) 8.05

TRICALCIUM ALUMINO FERRICE (C4AF) 9.76

PHYSICAL AND MECHANICAL PROPERTIES

BLAIN CM2/GR 3.250

AUTOCLAVE EXPANSION 0.02

INITIAL SETTING TIME (VICAT) 105 MINUTES

FINAL SETTING TIME (VICAT) 135 MINUTES

COMPRESSIVE STRENGTH ISO/EN197-1/2000 BS 4550 MORTAR

@ 03 DAYS 230 KG/CM2 AND @ 07 DAYS 305 KG/CM2 AND @ 28 DAYS 420 KG/CM2

Compressive strength mortar Mpa (N/mm²):

Strength Class: 42.5N

Early Strength: 2 days – 10.00

Standard 28 days strength: Minimum 42.5 Maximum 62.5

COMPRESSIVE STRENGTH MORTAR Mpa (N/mm2) : 42.5R – 2 DAYS – 20.0