ADDITIVO PER LIQUIDI METALLURGICI ATTO A MIGLIORARE LE CARATTERISTICHE DEI MANUFATI IN METALLI O LEGHE METALLICHE PRODOTTI

摘要

An additive for metallurgic liquids is disclosed which is effective to efficiently remove slag therefrom and comprises at least one colloidal substance mainly consisting of colloidal silica. The additive may include such minerals as opal, kieselgur, tripoli, obsidians, pumices, zeolites, vermiculite or bentonites, either singly or mixed together.