NEW YORK ( TheStreet) -- Noranda Aluminum (NYSE: NOR) is trading at unusually high volume Friday with 1.7 million shares changing hands. It is currently at 4.2 times its average daily volume and trading down $1.01 (-13.1%) at $6.68 as of 11:20 a.m. ET. Noranda Aluminum has a market cap of $530.8 million and is part of the basic materials sector and metals & mining industry. Shares are down 4.6% year to date as of the close of trading on Thursday. Noranda Aluminum Holding Corporation engages in the production and sale of primary aluminum products and rolled aluminum coils in the United States. It mines, produces, and sells bauxite used for alumina production. The company has a P/E ratio of 4.5, equal to the average metals & mining industry P/E ratio and below the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Noranda Aluminum as a hold. Among the primary strengths of the company is its respectable return on equity which we feel is likely to continue. At the same time, however, we also find weaknesses including unimpressive growth in net income, generally poor debt management and poor profit margins. You can view the full Noranda Aluminum Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center.