Available of the following Grades

• 32.5 Grade
• 42.5 Grade
• 52.5 Grade

COMMODITY: ORDINARY PORTLAND CEMENT CEM I 42.5 R & N
PRODUCT QUALITY AND SPECIFICATIONS
The representative of SGS or compatible World Class Inspection organization at the port of loading shall confirm the product quality conforms to the following specification:

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: 42,5N
• EARLY STRENGTH: 2 DAYS ˆ 10.00 M
• STRENGTH CLASS: 42,5R
• EARLY STRENGTH: 2 DAYS ˆ 20.00
• STANDARD 28 DAYS STRENGTH: MINIMUM 42,5 MAXIMUM 62,5.