Chemicals and metal products company Olin ( OLN) said its second-quarter earnings rose 2.8% from the year-ago period, on strong performance of Chlor Alkali business. The company earned $33 million, or 45 cents a share, in the quarter, compared with $32.1 million, or 45 cents a share. Analyst were expecting earnings of 42 cents a share. Second-quarter revenue rose 39.2% from a year ago to $826.4 million, on higher metal prices, as against analysts' expectation of $698.7 million. The company expects to earn 60 cents a share in the third quarter, including about $21 million of reduced income taxes. Analysts expect earnings of 45 cents a share in the third quarter. Second-quarter operating income fell 11.5% from a year ago to $40.7 million and operating margin dropped 282 basis points to 4.9%. By segment, second-quarter revenue from Chlor Alkali product rose 7.1% from a year ago to $169.5 million and from metals it rose 60.9% to $571.2 million. Meanwhile, revenue from Winchester segment rose 6.6% to $85.7 million. The Clayton, Mo.-based company said that its board declared a regular quarterly dividend of 20 cents a share, payable Sept. 11 to shareholders of record Aug. 10.