What to use to make a mold?
On 23 Mar, 07:45, Ian Burgin wrote:
Lead has a melting temp of about 500 degrees C ...
It might be worth thinking about using plumber's solder instead. It's
a lead-tin eutectic alloy, which means it melts at a significantly
lower temperature (183 degrees C), but still has a high density (84%
that of lead).
Ian
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