The Bayer Process ·
Bauxite → Pure Alumina
un
seel
.com · dissolve Al in caustic, leave the rust behind
Stage
ore
Al recovered
0%
operation
bauxite ore ready
Aluminate [Al(OH)₄]⁻
Iron oxide (red mud)
Caustic soda (NaOH)
Gibbsite Al(OH)₃
Alumina Al₂O₃
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