COMMODITY: ORDINARY PORTLAND CEMENT 42.5 GRADE

PACKING : In 50 Kg Bags/BULK.

SPECIFICATIONS:

CEMENT - 42.5 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

CEMENT - 42.5 R : 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

 03 DAY'S 230 KG/CM2

 07 DAY'S 305 KG/CM2 COMPRESSIVE STRENGTH

 28 DAY'S 420 KG/CM2