The utility model belongs to the technical field of feed processing, concretely relates to a novel permanent magnetic drum for material magnetic separation. Which comprises a machine shell, the feed inlet, discharge gate and miscellaneous mouthful of row, the feed inlet sets up in the top of casing, discharge gate and row mix, and the mouth sets up respectively and chassis bottom's both sides, be provided with first cylinder and the second drum in the casing, first cylinder and the second drum transversely install, vertical slope is arranged, first cylinder is tangent with the second drum's vertical central line, all be equipped with the magnetic core in first cylinder and the the second drum, the magnetic core is strontium calcium ferrite permanent magnet and constitutes 150 arcs, still be equipped with power device on first cylinder and the the second drum, power device comprises motor and reduction gear, first cylinder and the second drum pass through the motor and drive the rotation, and magnetic core rigid. A novel permanent magnetic drum for material magnetic separation simple structure, long service life, the magnetic separation is stable, and it is efficient to remove the iron tramp in addition, can improve production efficiency and guarantee product quality.