GAX Construction LLC

Company Description

THE STANDARD OF SPECIFICATIONCommodity: Portland cement clinker conforming to ASTM C150 No.PropertiesUnitSpec.1CaO%64.50 min2SiO2%20.00-22.003Fe2O3%3.00-4.504Al2O3%4.5-6.505MgO%3.50 max6Free lime%1.50 max7Insoluble residue (IR)%0.70 max8SO3%0.70 max9Total alkali%0.90 max10LOI%1.00 max10C3S%54.00 min11C3A%7.00-12.0012C2S%12.00-21.0013LSF%92.00 min145mm – 25mm%≥ 40150-1 mm%Max 15%