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Specifications

 Portland Cement GB175-2007 P.O 42.5R
DATE:
 
ITEMS
Examine data
Mandatory Targets
Standard
MgO(%)
2.58
Max5.0
GB/T 176-1996
SO3 (%)
2.64
Max3.5
GB/T 176-1996
LOI(%)
3.2
Max5.0
GB/T 176-1996
Fineness(80p m residue on sieve)(%)
5.0
Max10.0
GB/T 1345-2005
Setting Time: Initial
180
Min45
GB/T 1346-2001
Setting Time: Final
240
Max600
GB/T 1346-2001
Soundness(pat test)
0.1
Max0.5
GB/T 1346-2001
Strength (3 day):Bending Strength (Mpa)
AV=5.6
Min3.5
GB/T 17671-1999
Strength (3 day):Compressive Strength(Mpa)
AV=25.5
Min16.0
GB/T 17671-1999
Strength (28 day):Bending Strength (Mpa)
AV=9.1
Min6.5
GB/T 17671-1999
Strength (28 day):Compressive Strength(Mpa)
AV=48.1
Min42.5
GB/T 17671-1999