CEMENT
We have a mandate with a cement company and can supply cement in bulk quantity. The cement available with us is of the following specifications and properties:
CHEMICAL ANALYSIS
UNIT
CONTROL RANGE
TYPICAL
SILICON DIOXIDE (SiO2)
%
20.8 – 23
21
ALUMINIUM AXIDE (Al2O3)
4.5 – 6.0
5.30
FERRIC OXIDE (Fe2O3)
3.1 – 6.0
3.30
CALCIUM OXIDE (Cao)
64 - 68
65.60
MAGNESIUM OXIDE (Mgo)
1.0 – 5.0
1.10
SULPHUR TRIOXIDE (SO3)
2.7 – 3.0
2.70
LOS OF IGNITION (Loi)
1.0 – 3.0
1.90
INSOLUBLE RESIDUE
0.1 – 0.7
0.4
TRICALCIUM SILICATE (C3S)
50.0 – 64.4
60
DICALCIUM SILICATE (C2S)
14.2 – 18.2
15
TRICALCIUM ALUMINATE ( C3A)
6.0 – 9.5
8.05
TRIC. ALUMINO FERRICE (C4Af)
10.5 – 12.0
9.76
CHROMIUS ES. (CR6) AT LEST FOR A 6 MONTHS PERIOD
<2ppm
Physical And Mechanical Properties:
3.25
AUTOCLAVE EXPANSION
002
NORMAL CONSISTENCY
27.5
INITIAL SETTING TIME
Hours Mins
3:25 – 4:50
FINAL SETTING TIME
4:54 – 6:00
FINTES INDEX
(CM2/GM)
2800 - 3040
COMPRENSIVE STRENGTH ISO/EN 19/200
BS 4550 MORTAR
@ 03 DAYS
KG/CM2
26.5 – 34.2
@ 07 DAYS
37.3 – 42.5