Magnetic separation Sorting with a drum-type magnetic separator Features - sorting with a drum-type magnetic separator - feed through vibrating trough with adjustable throw - practical experiments on a laboratory scale Learning objectives/experiments - familiarisation with the fundamental principle and the method of operation of a drum-type magnetic separator - efficiency of separation process dependent on -- mass flow of feed material -- mixing ratio of feed material -- type of feed material -- drum rotation speed Specification [1] drum-type magnetic separator for separation of magnetisable components from a solid compound [2] separation by a fixed permanent magnet in an area of a rotating, non-magnetic drum [3] feed hopper with vibrating trough for feed of solid compound to drum [4] dosage of feed material by way of distance of hopper outlet from vibrating trough, throw and frequency of vibrating trough [5] drum rotation speed adjustable by electric motor with potentiometer [6] 2 steel tanks for separated fractions and 1 tank for solid compound [7] feed material: sand and hexagon nuts Technical data Feed hopper capacity: 25L Vibrating trough - throw: 0,2...1,5mm - vibration frequency: 50Hz or 100Hz Drum - Ø 220mm - length: 300mm - magnetic field range: 180° - speed: 0...40min-1 Motor - power consumption: 250W max. particle size - non-magnetic: 20mm - magnetic: 20mm Tanks - 2x 15L - 1x 20L 230V, 50Hz, 1 phase 230V, 60Hz, 1 phase; 120V, 60Hz, 1 phase UL/CSA optional LxWxH: 1500x700x1700mm Weight: approx. 175kg