The aluminum in the rock dissolves into the liquid, while the unwanted "red mud" (iron and silica) sinks to the bottom and is filtered out [1, 6].
A giant "vacuum" ladle siphons the liquid silver from the bottom of the pot [1]. It is whisked away to a furnace where it's purified and mixed with other metals to make it stronger [1, 6]. Finally, it is poured into molds to create massive blocks called , or rolled into thin sheets [1, 6]. How Aluminium is made animation
This is a story of transformation—how a crumbly red rock from the earth becomes the sleek, silver metal in your soda can or smartphone. Act I: The Earth’s Rusty Treasure The aluminum in the rock dissolves into the
To start the animation, imagine giant excavators scooping this red earth into a massive grinding mill. The rock is crushed into a fine powder, ready for its first big chemical makeover [6]. Act II: The White Powder (The Bayer Process) Finally, it is poured into molds to create
These crystals are baked in a rotary kiln at over 1,000°C [1, 6].
The remaining clear liquid is cooled, causing white crystals to settle out [1, 6].