Densified and Undensified Silica Fume for Concrete/Cement
Densified and undensified Silica Fume for Concrete/Cement
Instruction
Silica fume is a byproduct of producing silicon metal or ferrosilicon alloys.It consists primarily of amorphous silicon dioxide (SiO2),its average granule diameter is 0.15~0.20 µm,specific surface area is 15000~20000 m2/kg.
Main Properties
- Very low permeability to chloride and water intrusion.
- Extremely high electrical resistivity.
- Increased abrasion resistance on floors,highways,marin structures.
- Superior resistance to chemical attack from chlorides,acids,sulfates.
Application
Steel and foundry: Blast furnace troughs and runners, ladle linings, sliding gates, etc.
Cement: Preheater linings, lining in the chain system and lining of in- and outlet zones of rotary kilns
Glass and ceramics: Kiln furniture
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