chamotte, castable refractory, etc are shapeless refractory, above are all ferrous metallurgy auxiliary
Not only are refractory bricks, and shapeless refractory material; blowing agents, drainage sand, and oxygen are all metallurgical auxiliary materials.
refractory materials not only refers to the refractory brick, but also includes like castable refractory and a number of bulk cargo and ramming?mass The desulfurization agent belongs to metallurgical auxiliary material
deoxidizer belongs to ferrous metallurgy auxiliary; refractory used during steelmaking is not only refractory bricks, but also foaming?agent, refractory castable and Ladle filler sand.
