| |
Specification |
| |
Item |
From Cement Factory (%) |
|
|
 |
| |
|
Trabzon |
Bulgaria |
Egypt |
China |
| |
Silicon Dioxide - SiO2 |
21.09 |
21.5 |
21.2 - 22.2 |
20.0 - 22.5 |
| |
Potassium Dioxide - K2O |
|
|
0.2 - 0.4 |
|
| |
Sodium Dioxide - Na2O |
|
|
0.2 - 0.4 |
|
| |
Aluminum Oxide - Al2O3 |
5.6 |
5 |
4.9 - 5.7 |
4.6 - 7.0 |
| |
Ferric Oxide - Fe2O3 |
3.9 |
3.5 |
3.3 - 4.0 |
2.7 - 3.5 |
| |
Calcium Oxide - CaO |
66.01 |
65.6 |
64.4 - 66.7 |
63 |
| |
Magnesium Oxide - MgO |
1.3 |
1.3 |
1.4 - 2.0 |
5 |
| |
Sulphur Trioxide - SO3 |
0.3 |
1.3 |
0.3 - 0.7 |
1 |
| |
Loss of Ignition |
0.26 |
0.5 |
0.1 - 0.3 |
1 |
| |
Insoluble Residue |
0.02 |
0.2 |
0.0 - 0.2 |
0.5 |
| |
Free Lime - f-CaO |
1.3 |
1.2 |
0.5 - 1.5 |
1.5 |
| |
Total Alkali |
|
|
|
0.9 |
| |
Tricalcium Silicate - C3S |
59.98 |
56.3 |
55 - 62 |
52 |
| |
Dicalcium Silicate - C2S |
15.3 |
19.6 |
13 - 20 |
17 - 24 |
| |
Tricalcium Aluminate - C3A |
8.25 |
7.4 |
6.0 - 9.0 |
4.0 - 10.0 |
| |
Tetracalcium Aluminoferrite - C4AF |
11.87 |
10.5 |
11.0 - 13.0 |
7.0 - 12.0 |
| |
Chlorine (CL) Content |
|
0.1 |
0.01 - 0.02 |
0.01 |
| |
Lime Saturation Factor (LSF) |
|
96 |
92.0 - 96.0 |
92 |
| |
Compressive Strength 3 days |
18.7 (2 days) |
|
|
28 |
| |
Compressive Strenght 28 days |
49.1 |
|
|
52.5 |
|
