KALU Kaiser Aluminum Corporation

Kaiser Aluminum Corporation (NASDAQ:KALU) today announced an agreement with AMI Metals, Inc., a subsidiary of Reliance Steel & Aluminum Co. (NYSE:RS), to provide heavy and light gauge plate, sheet and coil products for Boeing Integrated Defense Systems (IDS). The contract begins in 2009 and extends through 2012. The new agreement is enabled by a previously-announced $105 million expansion at Kaiser Aluminum's Trentwood, Washington facility. "Boeing requires the highest-quality materials in the development of their products, and we're gratified to have been selected as a supplier for some of their most demanding applications," said Jack A. Hockema, chairman, president and CEO, Kaiser Aluminum. "We are proud of our long-term relationship with Boeing IDS and Kaiser," said Scott A. Smith, president, AMI Metals, Inc. "We are honored to assist Boeing IDS going forward with the aluminum products and services needed to support such efforts as their military aircraft programs. AMI Metals, Kaiser Aluminum and Boeing IDS have worked together for the past 16 years on several programs that have resulted in reduced costs, high quality products and on-time delivery, while also utilizing the optimum best value and business practices." Kaiser Aluminum's fabricated materials will be integrated in such Boeing programs as the F-15 Strike Eagle, the F/A-18 Hornet, the C-17 Globemaster III, the CH-47D/F Chinook Helicopter, and the V-22 Osprey, the world's first production tilt-rotor aircraft. 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. For more information, visit our Web site at www.kaiseraluminum.com. F-1056 Kaiser Aluminum press releases may contain statements that constitute "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995 involving known and unknown risks and uncertainties that may cause actual results, performance or achievements of the company to be materially different from those expressed or implied. Kaiser Aluminum cautions that such forward-looking statements are not guarantees of future events and that actual events may vary materially from those expressed or implied in the forward-looking statements as a result of various factors. These factors include: (a) the effectiveness of management's strategies and decisions; (b) the company's ability to complete its expansion projects as planned and by targeted completion dates; (c) the company's ability to meet contractual commitments and obligations to supply products meeting required specifications; (d) customer performance; (e) changes in defense spending; (f) developments in technology used by the company, its competitors or its customers; and (h) other risk factors summarized in the company's Annual Report on Form 10-K (for example, see Item 1A. "Business --Risk Factors" and Item 7. "Management's Discussion and Analysis of Financial Condition and Results of Operations") and other reports filed with the Securities and Exchange Commission.