Kaiser Aluminum Schedules Fourth Quarter and Full Year 2006 Earnings Release Date and Conference Call for Wednesday, March 7

FOOTHILL RANCH, Calif.--(BUSINESS WIRE)--

Kaiser Aluminum (NASDAQ: KALU), a leading producer of high-quality fabricated aluminum products, has scheduled its fourth quarter and full year 2006 earnings release and conference call for Wednesday, March 7, 2007. 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 PM EDT.

            What:  Kaiser Aluminum's Fourth Quarter and Full Year 2006
                   Earnings Conference Call

            When:  Wednesday, March 7, 2007 at 1:00 p.m. EDT

            Where: Participate directly via conference call at
                   (800) 819-9193 or at the company's Web site at
                   http://www.kaiseraluminum.com in the Investor
                   Relations section

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. For more information, please visit our Web site at www.kaiseraluminum.com.

                                F-1066

Source: Kaiser Aluminum

Released February 26, 2007