Description:
Portland Cement 52.5N (EN 197-1 CEM I) is a high-quality cement ideal for demanding construction projects requiring superior strength and durability. This cement grade is designed to offer a compressive strength of 52.5 MPa (minimum) after 28 days, making it perfect for high-rise buildings, roads, bridges, and industrial applications. It meets international standards and ensures excellent performance in both normal and challenging environments.
Chemical Composition:
Silicon Dioxide (SiO2): 19.41%
Aluminum Oxide (Al2O3): 5.85%
Ferric Oxide (Fe2O3): 3.54%
Calcium Oxide (CaO): 64.53%
Magnesium Oxide (MgO): 0.72% (Max 5.0%)
Sulfur Trioxide (SO3): 2.75% (Max 4.0%)
Chloride (Cl): 0.013% (Max 0.10%)
Insoluble Residue (I.R): 0.21% (Max 5.0%)
Loss on Ignition (L.O.I): 3.57% (Max 5.0%)
Free Lime (F-CaO): 0.6% (Max 2%)
Chromium Hexavalent (Cr VI): 1.2 ppm (Max 2.0 ppm)
Phase Composition:
Tri Calcium Silicate (C3S): 60.6%
Di Calcium Silicate (C2S): 10%
Tri Calcium Aluminates (C3A): 9.5%
Tetra Calcium Aluminum Ferrite (C4AF): 10.8%
Packaging Options:
Available in bulk or custom packaging upon request to meet specific needs of large-scale cement producers.
Supplier: Portland cement 32, 5 r/n, portland cement 42, 5 r/n
portland cement 52, 5 r/n