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Portland Cement GB175-2007 P.O 52.5
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ITEMS
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Examine data
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Mandatory Targets
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Standard
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MgO(%)
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Max4.0
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Max5.0
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GB/T 176-1996
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SO3 (%)
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Max3.5
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Max3.5
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GB/T 176-1996
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LOI(%)
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Max5.0
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Max5.0
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GB/T 176-1996
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Fineness(80p m residue on sieve)(%)
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Max5.0
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Max10.0
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GB/T 1345-2005
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Setting Time: Initial (min)
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Min45
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Min45
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GB/T 1346-2001
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Setting Time: Final (min)
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Max600
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Max600
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GB/T 1346-2001
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Soundness(pat test)
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qualified
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qualified
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GB/T 1346-2001
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Strength (3 day):Bending Strength (Mpa)
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Min5.0
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Min4.0
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GB/T 17671-1999
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Strength (3 day):Compressive Strength(Mpa)
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Min26.0
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Min22.0
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GB/T 17671-1999
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Strength (28 day):Bending Strength (Mpa)
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Min7.5
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Min7.0
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GB/T 17671-1999
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Strength (28 day):Compressive Strength(Mpa)
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Min55.0
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Min52.5
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GB/T 17671-1999
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