DMS Powders business started as part of Amcor in 1949 with the production of Milled Ferrosilicon (FeSi) for use in Dense Medium Separation in the extraction of diamonds. In the 1950’s the production facilities were relocated to the current site near Meyerton. Atomised production commenced in 1967. In 1975 Amcor merged with SA Manganese to form Samancor. A stand alone business entity was created in 2000 with the formation of DMS Powders, a division of Samancor.
After the sale of DMS Powders In April 2006 to a consortium of investors led by Siyanda Inkwali an independent company Dense Medium Powders (Pty) Ltd was established. Siyanda Inkwali currently owns 75% of DMS Powders with De Beers holding the balance of 25%.
DMS Powders continues to be the world's leading producer and marketer of ferroslicon powders for DMS applications. We maintain our leadership by investing continuously in our production facilities, our employees and ongoing research and development. DMS Powders maintains and builds key relationships with its customers and industry relevant businesses by hosting regular technical symposium.
DMS Powders will continue to be a world class market leader in the production, distribution and marketing of dense media ferrosilicon powders.