Aug 17, 2011. /Lesprom Network/. U. S. containerboard production in July 2011 rose 4.6% when compared to June 2011, and the month over month average daily production was up 1.2%, as the American Forest & Paper Association said in a press release received by Lesprom Network. The containerboard operating rate for July 2011 was down slightly, 0.6 point over July 2010 to 98.1% but it gained 1.2 points over June’s operating rate. The American Forest & Paper Association is the national trade association of the forest products industry, representing pulp, paper, packaging and wood products manufacturers, and forest landowners.