KALU Kaiser Aluminum Corporation

Kaiser Aluminum (NASDAQ:KALU), a leading producer of high-quality fabricated aluminum products, has scheduled its second quarter 2006 earnings release and conference call for Monday, August 14th, 2006. The company expects to issue the earnings press release before the market opens with a conference call to discuss the results commencing at 1:00 p.m. EDT. -0- *T What: Kaiser Aluminum's Second Quarter Earnings Conference Call When: Monday, August 14, 2006 at 1:00 p.m. EDT Where: Listen directly via conference call at (800) 819-9193 or the company's Web site at http://www.kaiseraluminum.com in the Investor Relations section *T An audio archive will be available on the company's Web site following the call. Kaiser Aluminum is a leading producer of fabricated aluminum products for aerospace and high-strength, general engineering, and automotive and custom industrial applications. The company has more than 2,000 employees and 11 plants in North America and produces more than 500 million pounds annually of value-added sheet, plate, extrusions, forgings, rod, bar and tube. F-1050