With a 1.3 percent increase on July 30, 2012, Chinese copper wire was the biggest mover on the Copper MMI®.
Chinese copper bar prices inched up one percent, and the cash price of Chinese copper increased one percent as well. The price of Chinese bright copper scrap remained essentially flat, holding below $7,500 per metric ton.
The prices of US copper producer grades rose yesterday.
US copper producer grades 102, 110 and 122 all inched up 0.7 percent.
The Japanese copper cash price saw essentially no change for the fifth day in a row, remaining below $8,200 per metric ton.
At $7,560, the copper 3-month price finished the market day on the LME up 0.7 percent per metric ton. After a 0.6 percent increase, the primary copper cash price finished the day on the LME at $7,554 per metric ton.