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* Silica sand
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 Silica sand
Salamando tapped from the first campaign of the blast furnace No. 1.  
Hematite ore  
Silica sand ABOUT >>
Size: 1 x 1 x 1 cm
Source: Museum Collection 
Description: A raw material for iron-making, serpentine is a kind of flux for the processes of steel-making and sintering. Different fluxes have different chemical compositions. Its function is to reduce the temperature of sintering to save fuel. (Donated by CSC) 
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