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Chrome Alumina

LKAB Minerals Chrome Alumina is produced during the manufacture of aluminothermic chromium metal.

Your contact for 

Vicky Yates

Sales Manager, Refractory Minerals & Olivine
Purple material various sizes

Chrome Alumina is produced by fusing high purity calcined alumina and chromium oxide. The end product has excellent hardness and resistance properties.

Chrome Alumina applications

  • Man stood in refractory kiln

    Chrome Alumina in refractories

    Refractory applications include the manufacture of furnace & ladle refractories and abrasive grinding wheels; chrome alumina is a valuable product for these applications due to its high erosion resistance properties.

  • high friction surfacing

    Chrome Alumina for High Friction Surfacing

    Within the road surfacing industry this product is used as a decorative high friction aggregate for both indoor and outdoor flooring applications.

  • Chrome Alumina for decorative flooring

    Chrome Alumina is suitable for resin-bound indoor flooring applications.

Chrome Alumina 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.

Chrome Alumina packaging

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

The typical chemical composition of Chrome Alumina is shown below:

Chemical properties of Chrome Alumina

Al2O3 [%] 83.06
Cr2O3 [%] 13.54
K2O [%] 2.08
CaO [%] 0.94

Chrome Alumina mineral origin

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

Chrome Alumina toxicology

Chrome Alumina is an inert material. You can download the Safety Data Sheet in the section on the right hand side for further information.


Interested in what Chrome Alumina can do for you?

Start by selecting your country to get the right contact person

My name is Vicky Yates and I'm a Chrome Alumina product expert located in United Kingdom.

If you are interested in what this product can do for you, please give me a call or send me a message.

Office +44 1724 273601
Mobile +44 7748 113307

Call during business hours

09:00 AM - 17:00 PM

Local time in United Kingdom is 01:55 AM (UTC +0)

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