Sell Ground Granulated Blast Furnace Slag

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Ground granulated blast furnace slag/GGBFS/GGBFS Powder
The GGBFS Powder that we export complies with standard of BS 6699.
Physical and Chemical properties:
Glass content: 98.7%
Cement fineness: more than 450m2/kg
Density: 2.89g/cm3
CaO: 38.6%
SiO2: 34.48%
MgO: 9.22%
Al2O3: 14.49%
Moisture content: 0.1%
Chloride: 0.035%
Sulphate: 0.16%
SiO2+ CaO+ MgO: 82.1%
(CaO+ MgO) / SiO2: 1.4
CaO/ SiO2: 1.1
Mortar compressive strength: 13.5N/mm2 for 3 days, 32.5 N/mm2 for 7 days, 60 N/mm2 for 28 days
Activity index: 58% for 3 days, 83% for 7 days, 106% for 28 days
Minimum Order Quantity: 1000 T
Supply ability: 80,000 T per month
Package: 1.5 tons per pp bag or bulk packing
High strength, the faster of condensation and induration, good frost resistance and good workability
Sphere of application:
Applicable to important structure of high strength concrete and prestressed concrete engineering, such as high-rise building, high-grade highways, bridges, etc.
Our company established in 1995, and has become one of the biggest company dealing with the export of GGBFS and GBFS in north China.
We are glad to cooperate with friends all over the world.