GIESSEREIARTIKEL, ZUBEREITUNGEN ZUR BEHANDLUNG UND VERFAHREN ZUR HERSTELLUNG DERSELBEN.

摘要

A preparation for producing or treating casting moulds and similar foundry articles contains at least one silicate component which is a hybrid silicate or a silicyl metaphosphate, mixed with at least one refractory aggregate, as the predominant component; the preparation can contain additives such as surfactants. <IMAGE>