Calcined bauxite: In the hands of a few

By Liz Gyekye
Published: Thursday, 22 October 2015

Change is a constant in the industrial mineral world, but it is accelerating in some sectors in particular – a fact that has implications for the calcined bauxite supply chain. Liz Gyekye, Chief Reporter, investigates.

Calcined bauxite is a raw material primarily used in the refractory and abrasive industries. The product is also used in other applications, including proppants and welding fluxes.  

There are no official global figures on non-metallurgical (non-met) bauxite and barely a handful of countries produce the material. Estimated world bauxite...

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