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Specifications

PORTLAND CEMENT GB175-2007 P.C32.5
composite portland cement
      P.C32.5
   
Items Examine date Mandatory targets Standard
Mgo(%) 2.58 Max 5% GB/T 176-1996
SO3(%) 2.32 Max 3.5% GB/T 176-1996
L.O.I(%) 4 Max5.0% GB/T 176-1996
Chloridion(%) 0.0256 Max0.6% GB/T 176-1996
Fineness(%) 2.4 Max10% GB/T 1345-2005
Initial setting time 158 Min45 GB/T 1346-2001
Final setting time 246 Max600 GB/T 1346-2001
Soundness qualified qualified GB/T 1346-2001
         
38.5 38 38.2
Average=38.3