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Magnesia-Carbon Refractories

Magnesia-Carbon Refractories There is some confusion which can arise from the term magnesia (MgO) refractory. The American Society for Testing and Materials (ASTM) defines magnesia as ‘a dead-burned refractory material consisting predominantly of crystalline magnesium oxide’, but that is not the terminology used at every place. The terms magnesite, magnesia and MgO are sometimes used inter-changeably …

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