(Bloomberg) -- Aluminum prices, down more than 40 percent from a 2011 peak, are set to lose another 11 percent-plus over the next four years as China continues to expand supply. That's the conclusion of researcher Harbor Intelligence, which predicts China will produce about 39 million metric tons by 2020, a more than 75 percent increase from 2010. It's a scenario that casts a shadow over what's left of the U.S. smelting industry.
To contact the reporter on this story: Joe Deaux in New York at jdeaux@bloomberg.net. To contact the editors responsible for this story: James Attwood at jattwood3@bloomberg.net, Steven Frank
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