AOS is an alumina refinery with a production capacity of yearly 1.050.000 tons alumina resp. aluminium hydroxide via Bayer process. The plant was started up 1973 and is today owned by DADCO Alumina & Chemicals. The plant produces “sandy”-alumina of high purity, which meets customer’s specifications the world over. With the help of wet oxidation, which was developed after the plant startup, a very white hydrate is produced, both in dried or wet form. The products can be shipped by water, rail or road.The high standard of production and quality is also ensured by the integrated management system, which is confirmed by the certification of the standards DIN EN ISO 9001, DIN EN ISO 14001, DIN EN ISO 50001 and OHSAS 18001.


 In SCALE, AOS provides an additional source of BR with high Sc content to the RTD partners, in order to examine and establish the universality of developed Sc extractions technologies from BR.