2025
International Forum on Comprehensive Utilization of Bauxite Residue
31 Oct-3 Nov. 2025
Guangxi, China
+86 010-63971026 crm@chinacmra.org

WAVE (metal extraction from microwave processing)

-- 2023 International Forum on Comprehensive Utilization of Bauxite Residue

Raphael Costa

Raphael is the technology director for the Bauxite & Alumina business unit of Norsk Hydro. He is responsible for technology selection and development, the R&D group portfolio and the technical support to operations, including the bauxite mining and beneficiation operations at Paragominas, and the alumina refining operations at Alunorte.

He is a member of the board of the CAP alumina refinery project and is also a member of the board of the Paragominas mine.

Raphael has 35 years of experience in the aluminium industry, working in various technical and managerial positions with Alcoa and Hydro, in Brazil, US, Spain and Australia. He also has 4 years of experience in the steel mini-mill industry in the US, working with the steelmaking company Gerdau. He has a Chemical Engineering degree from the University of Campinas (UNICAMP) in Brazil and a degree of master’s in business administration (MBA) from the University of Houston-Victoria, in the US