On Sat, 04 Oct 2008 00:34:33 +0100, Mark Rand
wrote:
On Fri, 03 Oct 2008 12:15:27 -0400, dave wrote:
looking to heat up a pretty big chunk of steel, preferably near (or
maybe even "at") red. my oxi-acet gas bottles are near empty. rather do
it electrically than get the bottles filled. I have an old miller
dialarc HF welder. what to use for the 'electrode' (heating rod,
really)? I'm hoping for "minimal if any metal transfer" in the process...
You are heating a "pretty big" chunk of steel to near or at red heat. Use
firebricks or ceramic fibre to surround it and reflect the heat back and a
propane torch to heat it. Acetylene or arc heating is like towing a camper van
with a Funny Car.
Mark Rand
RTFM
This is what he really needs
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