Portland Cement

Origin: europe

packaging: per 50kg bag or bulk

SPECIFICATION: GREY PORTLAND CEMENT FOR CONSTRUCTION

GRADE 42.5 N/R

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 EXPANTION 0.02

INITIAL SETTING TIME (VICAT) 105 MINUTES

FINAL SETTING TIME (VICAT) 135 MINUTES

COMPRESSIVE STRENGTH  03 DAYS 230 KG/CM2 AND  07 DAYS 305 KG/CM2

AND  28 DAYS 420 KG/CM2

Compressive strength mortar Mpa(N/mm”):

Strength Class: 42.5R/N

Early Strength: 2days10.00

Strength Class: 42.5R/N

Early Strength: 2days 20.00

Standard 28 days strength: Minimum 42.5 R/N . Maximum 62.5