Portland Cement GB175-2007 P.O 42.5

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