On 11/03/2018 10:58, Brian Gaff wrote:
Which was my point. They are not really very good, and of course they rely
on the crud being able to be electrostatically charged or magnetised to
work. Stuff which has neigher quality will just go straight on.
They can catch a surprising amount of (magnetic) material which could
otherwise start blocking narrow channels.
The advantage is that they can be easily serviced to remove the crud.
http://www.admac.myzen.co.uk/magnaclean/
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