Consignor:

Xiamen Bentonite International Corporation

Consignee:

******

Contract No.:

******

Description of goods:

Hammer ^® - Ground granulated blast furnace slag (GGBFS)

Quantity / weight declared:

******

Type of packages

Packed in 1500kgs jumbo pp bag with pe liner.

Means of conveyance:

Vessel

Mark & No.:

Hammer ^® - GGBFS

Chemical Composition

BS 6699: 1992

GB/T18046-2008(S95)

Test Results

Insoluble residue

max. 1.50%

max. 1.50%

0.18%

Loss on ignition

max. 3.00%

max. 3.00%

0.28%

Magnesium oxide (MgO)

max. 14.00%

max. 14.00%

12.14%

Sulphur (s^2-)

max. 2.00%

max. 2.00%

1.05%

Sulphate (SO3)

max. 2.50%

max. 2.50%

0.22%

Manganese (Mn2O3)

max. 2.00%

max. 2.00%

0.13%

Chloride (cl^-)

max. 0.10%

max. 0.10%

0.01%

Moisture content

max. 1.00%

max. 1.00%

0.05%

Chemical modulus

SiO2+CaO+MgO

min. 67.00%

-

82.45%

(CaO+MgO)/(SiO2)

min. 1.00

min. 1.00

1.50

(CaO) / (SiO2)

max. 1.40

max. 1.40

1.20

Physical Properties

BS 6699: 1992

GB/T18406-2008(S95)

Test Results

Glass content

-

min. 85.00%

98.70%

Density

-

min. 2.80 g/cm³

2.89 g/cm³

Fineness-blaine

min. 275.00 m²/kg

min. 400.00 m²/kg

453.10 m²/kg

Soundness - Le chatelier method

max. 10.00 mm

max. 10.00 mm

1.00 mm

Initial setting time, vicat, minutes

Not less than Portland cement

-

276.00

Mortar compressive strength

at 03 days

-

-

13.50 N/mm²

at 07 days

min. 12.00 N/mm²

min. 12.00 N/mm²

30.00 N/mm²

at 28 days

min. 32.50 N/mm²

min. 32.50 N/mm²

53.00 N/mm²

Activity index

at 03 days

-

-

58.00%

at 07 days

-

min. 75.00%

83.00%

at 28 days

-

min. 95.00%

106.00%