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magnesium oxide |
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magnesium oxide: see magnesia magnesia, common name for the chemical compound magnesium oxide, MgO. It occurs as colorless, cubic crystals. It is refractory, melting at about 2,800°C;. It is very slightly soluble in pure water but is soluble in acids and solutions of ammonium salts. ..... Click the link for more information. . magnesium oxide [mag′nē·zē·əm ′äk‚sīd] (inorganic chemistry) MgO A white powder that (depending on the method of preparation) may be light and fluffy, or dense; melting point 2800°C; insoluble in acids, slightly soluble in water; used in making refractories, and in cosmetics, pharmaceuticals, insulation, and medicine. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Coatings manufactured for aluminum casting are not suitable due to a reaction between molten magnesium and moisture released from the binder in the coating, which forms magnesium oxide panicles. The two acid acceptors commonly used in FKM compounding are calcium hydroxide and high activity magnesium oxide. Ground hydrated alumina, calcium carbonate, and magnesium oxide fillers. |
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