MIXTURE ON THE BASIS OF MOLDING MATERIAL, CONTAINING RESOLUES AND AMORPHOUS SILICON DIOXIDE OBTAINED FROM IT FORM AND RODS AND THE METHOD OF THEIR OBTAINING

摘要

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.