PORTLAND CEMENT SPECIFICATIONS: ORDINARY GREY PORTLAND CEMENT GRADE 42.5 CONFORMING TO STANDARD GB175-1999 HAVING CHEMICAL PROPERTIES: L.O.I. : MAX 5.0 MGO : MAX 5.0 SO3 &n Show More...
PORTLAND CEMENT SPECIFICATIONS: ORDINARY GREY PORTLAND CEMENT GRADE 42.5 CONFORMING TO STANDARD GB175-1999 HAVING CHEMICAL PROPERTIES: L.O.I. : MAX 5.0 MGO : MAX 5.0 SO3 : MAX 3.5 FINENESS : 0.08MM SIEVE MAX 10 SOUNDNESS: SOUND SETTING TIME INITIAL SET : MIN 45 MINUTES FINAL SET : MAX 10 HOURS COMPRESSIVE STRENGTH : 3 DAYS: 21 MPA , 28 DAYS : 42.5 MPA BENDING STRENGTH 3 DAYS : 4.0 MPA, 28 DAYS : 6.5 MPA FACTS ABOUT CEMENT: There are about 70 varieties of cement and available in powder, paste and liquut we are only concerned here with constructional cement commonly known as Portland cement. (Portland is the town in South England where cement was originally made) PACKING: - 50 Bags (Paper or Poly bags)