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Washington Mills: The Birth of Alumina Bubbles
2014-01-06 06:00:00| Industrial Newsroom - All News for Today
How is an Alumina Bubble Made?<br /> <br /> Hollow insulating spheres made from high purity alumina are often referred to as bubble alumina or alumina bubbles. Fused bubble alumina is made when the raw materials (high purity Bayer process alumina) are heated to an extremely high heat (2000°C) in an electric arc furnace. The molten material is then poured out of the furnace and fed through a high pressure air stream. The stream of molten particles cools rapidly as it hits the air. The surface ...This story is related to the following:Alumina
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Category:Industrial Goods and Services