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