Re: Plug welding holes in sheet metal.

["Nolan Penney" <npenney@mde.state.md.us>]

Aluminum is a better heat conductor then copper, which is why it makes a
better radiator.

>>> "Jeff McNeal" <jmcneal@ohms.com> 03/15/02 02:01PM >>>
I've heard that aluminum works
better at displacing the heat from the weld, lessening the chance of
surrounding panel warpage.

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