Ceramics - SlideShare
2014-4-1u2002·u200240 Refractories - A group of ceramic materials capable of withstanding high temperatures for prolonged periods of time. Acid Refractories: Common acidic refractories include silica, alumina, and fireclay (an impure kaolinite). Basic Refractories: A number of refractories are based on MgO (magnesia, or periclase). Neutral Refractories: These ...
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