From:
resistbliss
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Presentation of Market Outlook for 2008 hosted by TTI, Inc. Go to www.ttiinc.com/marketeye for more information.
From:
john_peter
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Melting point of Aluminum oxide is nearly 1926 ° C. As the aluminum oxide film becomes thicker, it will start absorbing moisture from the air. Moisture is a source of hydrogen which is the cause of porosity in aluminum welds.