تصاویر محصول
سیمان ارومیه- سیمان پوزولانی
Specification of Portland Pozzolanic Cement Cement of Urmia
Cement CO.
A:Chemical Specification |
|
|
Description |
Test Results(%) |
Acceptance
Limits (according
to ASTM C595/C595M-13) |
SiO₂ |
30.37 |
- |
Al₂O₃ |
5.10 |
- |
Fe₂O₃ |
3.08 |
- |
CaO |
51.25 |
- |
MgO |
1.69 |
Max
6% |
SO₃ |
2.70 |
Max 4.0% |
K₂O |
0.75 |
- |
Na₂O |
0.08 |
- |
LOSS on ignition |
4.79 |
Max 5.0% |
Free Lime |
0.95 |
- |
Cl |
0.021 |
Max 0.1% |
Insoluble Material |
10.25 |
Max
1.5% |
Amount of Pozzolana |
22.18 |
- |
B:Physical Specification |
|
|
Description |
Test Results |
Acceptance
Limits (according
to ASTM C595/C595M-13) |
3 Days Compressive Strength(MPa) |
20.21 |
Min 13 |
7 Days Compressive Strength(MPa) |
26.75 |
Min 20 |
28 Days Compressive Strength(MPa) |
40.53 |
Min 25 |
7
Days Heat of Hydration(kj/kg) |
- |
Max 290 |
28
Days Heat of Hydration(kj/kg) |
- |
Max 330 |
Air
Content of Mortar (%) |
4.0 |
Max 12 |
Fineness (cm²/gr) |
4561 |
- |
Initial Setting Time (Min) |
185 |
Min 45 |
Final Setting Time (Hour) |
3:50 |
Max 7 |
Autoclave Expantion (%) |
0.05 |
Max 0.8 |
Autoclave Contraction (%) |
0.0 |
Max 0.2 |