FIELD: metal pieces pickling. SUBSTANCE: apparatus has flap bottom cylinder, made of shaped metal sheet and reinforced with belts, and lifting and transporting mechanism. Apparatus is provided with mounted inside the cylinder discharging tool, made as perforated spiral chute, outer diameter of which is equal to inner diameter of cylinder, and with rod, that passes through center of discharging tool. In the case inner edge of chute embraces the rod. EFFECT: apparatus increases productivity and quality of pickling, decreases metal losses. 1 dwg 1 tbl
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