Copper futures settled down on Tuesday, pressured by weak global industrial demand and surging exchange inventories. Meanwhile, investors caution ahead to the US Federal Reserve's policy meeting outcome also weighed on copper prices.
Copper futures for December delivery lost $0.0320 to settle at $3.7470 a pound on the Comex metals division of New York Mercantile Exchange. Copper on the London Metal Exchange was down by 0.80 percent at $8,292.50 a ton.