You may just want to have a look at this site.
http://www.filtermag.net.nz/g/394/cu...r-gallery.html
Be advised that alloys bond with ferrous particles under heat & pressure. Such as when your equipment is running.
C8 & Ferrite magnets do not operate at high temperature. This product extracts metals even at temperatures of 300C. Its not a gimmick. If your equipment filter was to try to extract below 20 micron you'd have oil starved equipment & the consiquent results would be in pieces on the ground.
Hope this assists in clarifying soem of the myths.
"It is very obvious that this product works very well. Anything that assists the removal of debris from machinery is worth its weight in gold."
Steve Simmonds ATCAE
Managing Director
Mainlube Superior Maintenance Lubricants