Ceramic filters for aluminum foundry are commonly used to filter various molten aluminum. Ceramic filters for aluminum foundry formed by impregnating organic foam with an aqueous slurry, the slurry composition containing 20%-50% silicon carbide, 20-50% alumina, 1.5-5.0% aluminosilicate fibers, And it has been fired at a temperature of at least 1150°C so that the filter […]
