Refractory coating composition, use of refractory coating composition, process for the production of a foundry, casting mould and use of an alkaline metal salt or earth alkaline metal salt of diphosphoric acid

摘要

The invention refers to a refractory coating composition for the production of non -permanent moulds coating or colours for iron and steel casting, comprising (a) an alkaline metal salt or an alkaline metal salt of difosphoric acid; Liquid vehicle; and (c) refractory materials.