Packaging Corporation of America (NYSE: PKG), Lake Forest, IL, reported sales for the second quarter of $800.2 million, up 12 percent from the second quarter of 2012. Profit jumped 42.7 percent to $64.5 million.

For the first six months, sales were $1.6 billion, a 12.4 percent increase from the same period a year earlier. Profit was $125.1 million, compared to a year-ago profit of $63 million.

“Looking ahead to the third quarter, we expect higher corrugated products prices, higher sales volume, and with no planned annual outages, increased mill production and lower mill operating costs. We also expect higher purchased electricity costs with summer pricing, higher amortization of annual outage repair costs, and a higher tax rate,” said Mark W. Kowlzan, CEO.