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RE: Proximity sensor for RSG
Original poster: "Jim Lux by way of Terry Fritz <teslalist@qwest.net>" <jimlux@earthlink.net>
At 07:27 AM 3/28/2003 -0700, you wrote:
>Original poster: "by way of Terry Fritz <teslalist@qwest.net>"
><Marco.Denicolai@tellabs.com>
>
>Hello all,
>
>I eventually purchased an inductive proximity sensor which is intended
>for use with welding robots. Its front face is teflon covered and can
>stand static and pulsing magnetic fields up to 200 mT.
>
>I'll get it within two weeks. Let's see if it will detect the metal
>mixture of Thor's electrodes (tungsten 1.5 mm and steel). I found
>nowhere the reduction factor for 2% thoriated tungsten.
>
>Anybody any clue about 2% thoriated tungsten magnetic properties (the
>dope is actually thorium dioxide, IMHO)?
>
>Regards
I'll bet it's nonmagnetic. Tungsten isn't in that class of "ferrous"
metals like iron and nickel.