Grade

Ordinary portland

cement P.O 52.5

Report No.

YS100806 A

Quantity

2000 Tons

ITEMS

examine data

mandatory targets

Test Standard

MgO(%)

3.66

≤5.0%

GB/T 176-2008

SO3(%)

2.33

≤3.5%

GB/T 176-2008

LOSS(%)

2.45

≤5.0%

GB/T 176-2008

Cl- (%)

0.029

≤0.06%

GB/T 176-2008

Fineness (square meter/kg)

350

≥300

GB/T 8074-2008

Normal consistency water consumption(ml)

126

--

GB/T 1346-2001

Setting Time: Initial(min)

158

≥45min

GB/T 1346-2001

Setting Time: final(min)

256

≤600min

GB/T 1346-2001

Soundness(pat test)

Passed

Passed

GB/T 1346-2001

3 Days

(MPa)

Bending Strength

5.2

5.3

5.1

GB/T 17671-1999

Average = 5.2

(MPa)

Compressive Strength

24.2

25.8

25.8

GB/T 17671-1999

25.2

26.6

26.7

Average = 25.7

28 Days

(MPa)

Bending Strength

8.7

8.6

8.7

GB/T 17671-1999

Average = 8.7

(MPa)

Compressive Strength

56.4

54.8

55.6

GB/T 17671-1999

54.6

55.6

55.8

Average = 55.6

Note

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