September 8, 2008

Webcast Alert: Magnesita S/A Announces Acquisition of German LWB Refractories

BELO HORIZONTE, Brazil, Sept. 8 /PRNewswire-FirstCall/ -- Magnesita S/A (BOVESPA: MAGG3) (MAGNESITA) announces the following webcast:

   What:      Conference call webcast to announce the acquisition of German              LWB Refractories    When:      Tuesday, September 9, 2008 at 10:30 AM EDT    Where:    How:       Live over the internet -- Simply log on to the web at the              address above.    Contact:   Adriana Fernandes Lana, Investor Relations Magnesita S/A,              +55 31 3348 8419, or e-mail, [email protected]   

If you are unable to participate during the live webcast, the call will be archived at . To access the replay, click on the Investor Relations section.

Magnesita Refratarios S.A., is a private mixed capital company dedicated to mining, producing and marketing an extensive line of refractory materials. Its products are used mainly by the steel, cement, aluminum and glass industries. Its industrial activities started in 1940, shortly after magnesite deposits were discovered in Brumado, Bahia State. It currently has ten operating units in Brazil and one in Argentina. The Company is the market leader in Brazil and South America and exported to 70 countries in 2007.


Magnesita Refratarios S.A.

CONTACT: Adriana Fernandes Lana, Investor Relations, MagnesitaRefratarios +011-55-31-3348-8419, [email protected]

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