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Originally Posted by kbinkster
Jack,
Using a concentrator with a bottle is becoming a widely accepted practice. Some torches have two or more independent rings of fire. On torches with four studs, each "fire" has it's own set of oxygen and propane inlets. The center fire is what most people use for small to medium sized stuff and detail work, and then they kick on the outer fire to work bigger stuff, or to get more heat for whatever reason.
Anyway, some people will run the center fire on a concentrator and the outer fire on a tank (or another concentrator, depending on how much oxygen it needs).  |
That is very cool stuff. I would love to see some of these larger torches. Ross at ABR was using a "cannon" one day when I was up there. I was amazed that he could work with so much flame. I guess I need to get out more. lol jack