The Outotec-Hatch overall contract value is approximately EUR50M ($66.7M), with equal share of the work between Outotec and Hatch.
The delivery of the facility includes a technology license, and engineering, procurement and construction support services.
Outotec and Hatch have jointly developed and own the tube digestion and integrated evaporation technologies to be installed at the Ras Az Zawr alumina refinery.
The refinery will have an initial capacity of 1.8Mt/y alumina, with first production expected in 2014.
The Ma'aden Aluminium Project comprises a fully integrated greenfield complex with bauxite mine, alumina refinery, aluminium smelter and can sheet rolling mill.
It will contribute to the development of a world-class aluminium industry in Saudi Arabia and is designed with the potential for future expansion.