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Home / Industries / Aluminium

From alumina to cast metal,
lined for molten aluminium.

Primary smelters and cast houses face molten-aluminium penetration, corundum growth and heavy mechanical wear. Choose your process and follow each stage to see where refractories work and which Crown grades we specify.

Explore the process

Step 1 · Choose your process

Which part of the aluminium chain do you run?

Step 2 · Choose a stage

Alumina refinery and smelter

Step 3 · Choose a lining zone

1 · Alumina calcination

4 lining zones · Crown supplies the main lining in 4

Crown main liningPartial / repairOther suppliers

Gas suspension calciner

Calciner vessel and cyclones

Main attackAbrasion, thermal cycling

Crown supplies the main lining

Typical lining in the industry

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Crown grades for this zone 3 Crown grades specified

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At a glance

Where Crown lines the process

Every lining zone in the selected process and whether Crown supplies it. Carbon cathodes and SiC sidewall blocks come from specialist suppliers; we line around them.

01Alumina calcination4 / 4zones with a Crown main lining

02Anode baking furnace4 / 4zones with a Crown main lining

03Reduction cells0 / 4zones with a Crown main lining

04Cast house7 / 7zones with a Crown main lining