Saudi Arabian Mining Co (Maaden) has unveiled plans to add a new production line at its aluminium joint venture with US firm Alcoa to produce sheets used in the automotive and construction industries, Reuters has reported. The new line will have a capacity of 100,000 tonnes per year and also produce foil stock sheets when it comes online by the end of 2014, Maaden said. The aluminium complex is owned 74.9% by Maaden, and 25.1% by Alcoa.