High Alumina Fire Bricks - High Alumina Refractory ...
Common types of high alumina fire bricks include those contain 48%, 55%, 60%, 65%, 73%, 75%, and 80% of Al 2 O 3. Those bricks contain less than 55% Al 2 O 3 are fireclay bricks, which are kind of neutral refractory brick material. These kind of bricks are made from bauxite and other material with a high content of aluminate oxide.
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