Barry a. wills, james a. finch frsc, fcim, p.eng., in wills' mineral processing technology (eighth edition), 13.4.3 material transport in magnetic separators. commercial magnetic separators are continuous-process machines, and separation is carried out on a moving stream of particles passing into and through the magnetic field. close control of the speed of passage of the particles.Budget diy 18 cyclone dust separator/dust collector: i m a hobbyist woodworker since some years and was happy with my jet dc wood dust collector. but recently i noticed that i have problems with breathing after some time of sanding/sawing in my shop. reading more about this issue i got.