Grey Portland Cement OPC | World Networks
Grey Portland cement for construction grade according to British standards 8S12/96 or ASTM C1S0. CHEMICAL ANALYSIS FORMULA r Typlca1 Analysis Si02 Silicon Dioxide 21% AI20 Aluminum Oxide % Fe203 Ferric Oxide % CaO Calcium Oxide % MgO Magnesium Oxide % S03 Sulphur xide % LOI Loss Of Ignition %