APPARATUS FOR GAS BLOWING OF MELT ALUMINIUM ALLOYS

摘要

foundry, possibly production of aluminum alloys. SUBSTANCE: apparatus includes metallic tube with gas-distribution perforated portion having apertured ring. Metallic grates are mounted on ends of said ring. Burning-free porous magnesia-silica coating is applied onto apparatus. Above mentioned tube has attachment for securing it to vessel. EFFECT: enlarged manufacturing possibilities. 1 dwg