WATER AND ALCOHOL BASED REFRACTORY PAINTS MADE WITH BAUXITE AND ALUMINA FUSED IN ARC FURNACES AND APPLIED IN MOULDS FOR THE FUSION OF CARBON STEELS, HIGH ALLOY, LOW- ALLOY STEELS AND ESPECIALLY MANGANESE AND PRODUCTION PROCESS

摘要

The present invention is related to compositions and production process of refractory paints containing fused bauxite and/or fused alumina, PVA and/or phenolic resin, water or alcohol as solvent and thixotropic agent, developed with the purpose of painting males and moulds of silica sand, chromite and zirconium for fusing of carbon steels, high alloy, low alloy steels, manganese and irons and that can be used for all types of steel. These paints may also contain zirconium, magnesite and aluminium silicate.