Agglomerationprecipitation

Growthprecipitation

Aluminastorage

Aluminashipping

Cooling

Crushing Stockpile

Residuedisposal area

(Red mud dam)

Coal-�red boilers

Water dischargeto estuary

Bauxiteshipping

The Bayer process

Digestion

Hydrate�ltration

Calcination

Mining

Neutralisation Washers

Clari�cation

Grinding

Liquor�ltration

Evaporation

Natural gas

Heat interchange

Steam

Electricity

Redsideprocess

Whitesideprocess

Residue

Causti

c rec

overy

Product

Classi�cation