| 1 |
Chemical Test |
|
|
| |
Total Loss on Ignition (%) |
Max. |
5 |
1.2 |
| |
Insoluble Residue (& by mass) |
Max. |
4 |
0.96 |
| |
Total Sulphur content as sulphuric anhydride (SO3), by mass |
Max. |
3 |
1.96 |
| |
Mangesia (% by mass) |
Max. |
10 |
3.54 |
| |
Sulphide sulphur (S) |
Max. |
1.5 |
0.032 |
| |
Chlorides (% by mass) |
Max. |
0.1 |
0.03 |
| 2 |
Physical Test |
|
|
| |
Fineness - Blaine (m2/kg) |
Min. |
225 |
352 |
| 3 |
Setting Time (Minutes) |
|
| |
Initial |
Min. |
30 |
110 |
| |
Final |
|
600 |
175 |
| 4 |
Soundness |
|
|
| |
Le-Chatelie Expansion (in mm) |
Max. |
10 |
1 |
| |
Autoclve Expansion (%) |
Max. |
0.80% |
0.06 |
| 5 |
Compressive Strength (MPa) |
|
| |
72± 1hr.(3 days) |
Min. |
16 |
26 |
| |
168± 2 hrs. (7 days) |
Min. |
22 |
37 |
| |
672± 4 hrs. (28 days) |
Min. |
33 |
55 |
