ASTM C150 TYPE I
CHEMICAL COMPOSITION
Silicon Diox ide (SiO2) >20
Aluminium Oxide (Al2O3) <6.8
Ferric Oxide (Fe2O3) <6
Calcium Oxide (CaO) <66
Magnesium Oxide (MgO%) <6
Sulphur Trioxide (SO3),<3.0
Loss Of Ignition (LOI) < 3.0
Insoluble Residue % <1.3
Tricalcium Silicate (C3S%) <60
Dicalcium Silicate (C2S%) <25
Tricalcium Aluminate (C3A%) <8
Tricalcium Alumino Ferrice (C4AF%) <12
PHYSICAL AND MECHANICAL PROPERTIES
Blain CM2/GR 3.250
Autoclave Expantion 0.02
Normal Consistency % 27.5
Initial Setting Time (Hours:Mins) 3.25 ¨C 4.50
Hard Set (Hours:Mins) 4.54 ¨C 6.00
Fitnes Index (CM2/GM) 2800-3040
COMPRESSIVE STRENGTH
@ 03 DAYS 2.65 ¨C 34.2 KG/CM2
@ 07 DAYS 37.3 ¨C 42.5 KG/CM2
@ 28 DAYS 52.8 ¨C 54.6 KG/CM2