Ciment Portland

ciment portland 42,5 Origine Europa, America Sau Australia

Pret 70$Tona Pret Cif Portul Constanta


GREY PORTLAND CEMENT FOR CONSTRUCTION GRADE 42.5
according to British standards BS12/96 or ASTM C-150.
CHEMICAL ANALYSIS
Formula 42.5 r Typical Analysis
SiO2 Silicon Dioxide 21 %
Al2O Aluminum Oxide 5.30 %
Fe2O3 Ferric Oxide 3.30 %
CaO Calcium Oxide 65.60 %
MgO Magnesium Oxide 1.10 %
SO3 Sulphur Trioxide 2.70 %
LOI Loss Of Ignition 0.90 %
C3A Tricalcium Aluminates 8.05 %
C3S Tricalcium Silicate 60.00 %
C2S Dicalcium Silicate 15.00 % C4AF
Tricalcium Alumino Ferric 9.76 %
PHYSICAL AND MECHANICAL PROPERTIES
Blain CM2/GR 3.250
Autoclave Expansion 0.02
Initial Setting Time (VICAT) 105 Minutes
Final Setting Time (VICAT) 135 Minutes
Compressive Strength
03 days - 230 KG/CM2
07 days 305 KG/CM2
28 days 420KG/CM2.