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ATZ PORTLAND COMPOSITE CEMENT CEM II 42.5N
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Cement
ATZ PORTLAND COMPOSITE CEMENT CEM II 42.5N is a general-purpose cement. It is produced from high-quality raw materials, where clinker is ground with gypsum and the right proportion of extender.
Applications
This cement is widely used for concrete, mortar, plaster, and brick applications. ATZ PORTLAND COMPOSITE CEMENT CEM II 42.5N is a reliable product designed for consistent, high-quality performance across various uses, compatible with common chemical admixtures. Avoid mixing with supplementary materials like fly ash or ground granulated slag.
Specification
ATZ PORTLAND COMPOSITE CEMENT CEM II 42.5N complies with the 42.5N strength class of EN 197-1:2011 for common cements. Where "CEM II" refers to Portland Composite Cement. The type and quantity of extender may vary depending on the manufacturing plant.
TYPICAL PROPERTIES (This specification can be varied little on each production batch)
|
Chemical Content Not Requirement (%) |
Spect.Limit |
Typical results |
Test Method |
|
Silicon Dioxide (SiO2) |
A |
28.28 |
EN196-2 |
|
Alumium Oxide (Al2O3) |
A |
6.12 |
|
|
Ferric Oxide (Fe2O3) |
A |
3.48 |
|
|
Calcium Oxide (CaO) |
A |
55.36 |
|
|
Magnesium Oxide (MgO) |
A |
4.10 |
|
|
Chemical Content Requirement (%) |
Spect.Limit |
Typical results |
Test Method |
|
Sulfate content (SO3) |
≤ 3.5 |
2.20 |
EN 196-2 |
|
Chloride content (Cl-) |
≤ 0.1 |
0.01 |
|
|
Physical Properties |
Spect.Limit |
Typical results |
Test Method |
|
Setting times: minutes Initial: Final: |
≥ 60 - |
210 250 |
EN 196-3 |
|
Soundness: mm |
≤ 10.0 |
1.0 |
|
|
Fineness Test (Blaine): |
≥ 3200 |
4092 |
EN 196-6 |
|
Retained content on sieve 45 μm: % |
- |
1.0 |
|
|
Compressive Strength (Mpa) |
Spect.Limit |
Typical results |
Test Method |
|
After 2 days After 28 days |
≥ 10.0 ≥ 42.5 |
17.3 45.8 |
EN 196-1 |
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