"Harold & Susan Vordos" wrote in message
...

"A.Gent" wrote in message
u...
*Cooling* coil?

In a sense, yes. Because it lives in such a hot environment (the actual
melting portion of the furnace), it must be cooled. The coil is generally
buried in refractory, so it doesn't see the direct heat of melting, although
it is very close to it.

Harold



Uh huh.
Thanks.

--
Jeff