Chrome Alumina

LKAB Minerals Chrome Alumina is produced during the manufacture of aluminothermic chromium metal. Applications include the manufacture of furnace and ladle refractories, abrasive grinding wheels, and as a decorative road surface aggregate.

Standard grades

LKAB Minerals Chrome Alumina is available in the following grades as standard:

• 5-8mm (-8+5mm)
• 3-5mm (-5+3mm)
• 1-3mm (-3+1mm)
• 0-1mm (-1mm)
• 0-250μm (-60#)
• 0-150μm (-100#)
• 0-15μm (-200#)

Other grades are available on request.

Packaging

Our product range is available in 25kg paper sacks, 1000kg bulk bags, or as bulk as standard.

Chemical properties of Chrome Alumina

Below, you can see the percentage composition of Aluminium Oxide (Al₂O₃), Chromium Oxide (Cr₂O₃), Potassium Oxide (K₂O) and Calcium Oxide (CaO).

Mineral origin

The mineral Chrome Alumina is formed from the manufacture of chromium metal by the aluminothermic process.

Toxicology

This is an inert material. You can download the Safety Data Sheet in the data centre.

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