CYTSTALLIZER FOR ALUM STEEL BAND

The utility model relates to a crystallizer for an aluminum sulfate steel band. A crystallization steel band (1) of the crystallizer is driven by a drive roller (2) to run slowly in a directional way, the lower part of the load bearing segment (5) of the steel band is provided with an upper idler roll (7), a water catch bowl (8) and a spray pipe (9), and a tail roller (3) is provided with a liquid distribution bucket (11). An aluminum sulfate produced is flaky and semitransparent and is slightly yellow; the granularity of the aluminum sulfate which is pulverized is uniform, and a powder ratio is under 5%. The electricity consumption of crystallized product of the utility model per tone is 1.5 kilowatt-hour, water consumption is 6 m3, and the utility model realizes the continuous production of a crystallization process, and provides new equipment for medium and small factories for producing flaky products which enjoy good sale.