Ordinary Portland Cement (OPC) - Type CEM-I
Akij Type- I or Akij Portland Cement known as Akij OPC is a general purposed cement used for all general construction viz high rise Building etc. especially for precast or pre-stressed concrete with more than 95% high quality clinker having greater than 60 % Tri Calcium Silicate (C3S) offers early set and boost up the compressive strength more than desired level.
|Strength class||52.5 N|
|Ingredients||Clinker 95-100%Gypsum 0-5%|
|Standard comply to||BDS EN 197-1:2003Comply to ASTM C 150-94/BS- 12:96/IS.2269|
|Chemical compositions||60 % (C3S), 17 % (C2S),< 9% (C3A), 7% (C4AF), 2.5 % MgO, 0.5 % (SO3),1.0% Ignition loss, and 1.0% (free CaO)|
|Property||Early settingLow Shrinkage Moderate Early strength Growth Dynamics|