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tube furnace
November 14, 2010
4:55 pm
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Larry L
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Anyone ever seen anything like this? Its a laboratory tube furnace... 230V single phase.... says it gets up to about 2200 deg F The price was right but I dont know how useful it is.... might make a good HT oven for knife guys? its got 12" of heat element and is maybe 18" long? (I suppose you would have to carve some round brick for the ends)

Any ideas?

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Whatever you are, be a good one.
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November 14, 2010
7:26 pm
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Bill Cottrell
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Thats a new one to me Larry. Nice looking unit - wonder how they were controlling the heat?

November 14, 2010
9:44 pm
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Matt Bower
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Never seen one in person, but until these guys got me 95% talked into restarting my salt pot project, I was thinking seriously of building something very much like that for heat treating knives.

November 15, 2010
12:12 am
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Maybe it was part of a manufacturing line, kind of like the inline induction units for production forging shops.

November 15, 2010
1:00 am
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Rob F
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I have used similar ones but not as hot to heat long sections of plastic pipe for bending it. They end up like an electrical conduit sweep. Maybe for heating and bending steel pipe in a similar way.

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