The US$3.1-billion Alumina refinery expansion project in São Luís, Brazil included upgrades to the existing production train and
installation of a new alumina production train. It has increased the alumina capacity by 1.75 Mtpa to 3.5
Mtpa and is the largest brownfield alumina expansion project completed to date.
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The Jamalco Unit 3 Expansion project (JU3) is divided into two components: Balance of Plant (BOP) and Early Works
Program (EWP). The objective of the EWP, Phase One, was to increase the overall alumina refinery production to 1.47
Mmtpy from a capacity of 1.27 mtpy.
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Hatch provided engineering, procurement, project and construction management for Alcoa’s 250,000 metric ton per year
expansion of its alumina refinery in Paranam, Suriname. The expansion allowed the refinery to produce approximately 2.2
mtpy
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The Yarwun 2 project was a A$2.1-billion brownfield expansion of the Yarwun alumina refinery located in Gladstone, Queensland, Australia. The initial refinery (Comalco Alumina Refinery) commenced operation in September 2004 with a nameplate capacity of 1.4 Mtpa.
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Commissioning of KLV Core Technology facilities has met all essential design expectations with only minor modifications within the significant challenges of
commissioning the first greenfield alumina refinery in 15 years.
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