Mould material mixture containing resols and amorphous silicon dioxide, moulds and cores produced therefrom and method for the production thereof
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United States of America Patent
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Feb 13, 2018
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Apr 30, 2015
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May 2, 2014
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Abstract
The invention relates to mold material mixtures for producing molds and cores for metal casting, consisting of at least one refractory material, a binder based on resols and amorphous silicon dioxide. The invention also relates to a multicomponent system and methods for producing molds and cores using the mold material mixtures as well as molds and cores for metal casting produced according to this method.
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