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I

CEMENT CHEMICAL COMPOSITION                    ASTM C-150

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     .90
TRICALCIUM SILICATE (C3S) 60.00 60.00
DICALCIUM SILICATE (C2S) 15.00
TRICALCIUM ALUMINATE (C3A) 8.05
TRICALCIUM ALUMINO FERRICE (C4AF) 9.76 9.76
CEMENT PHYSICAL AND MECHANICAL SPECIFICATIONS   
BLAIN CM2/GR 3.250
AUTOCLAVE EXPANTION  0.02
INITIAL SETTING TIME (VICAT) 105 MINUTES
FINAL SETTING TIME (VICAT) 135 MINUTES
COMPRESSIVE STRENGTH @ 03 DAY'S 230 KG/CM2
@ 07 DAY'S 305 KG/CM2
@ 28 DAY'S 420 KG/CM2

 

 


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US Standard

 

 

I

CEMENT CHEMICAL COMPOSITION                    ASTM C-150

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     .90
TRICALCIUM SILICATE (C3S) 60.00 60.00
DICALCIUM SILICATE (C2S) 15.00
TRICALCIUM ALUMINATE (C3A) 8.05
TRICALCIUM ALUMINO FERRICE (C4AF) 9.76 9.76
CEMENT PHYSICAL AND MECHANICAL SPECIFICATIONS   
BLAIN CM2/GR 3.250
AUTOCLAVE EXPANTION  0.02
INITIAL SETTING TIME (VICAT) 105 MINUTES
FINAL SETTING TIME (VICAT) 135 MINUTES
COMPRESSIVE STRENGTH @ 03 DAY'S 230 KG/CM2
@ 07 DAY'S 305 KG/CM2
@ 28 DAY'S 420 KG/CM2