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Lost PLA bronze casting of the Beatles - Abbey Road
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Bee:
Great video Mark. Like the ideas and what can be learned from your problems. Like the silicone seal for the vacuum.
RotarySMP:
Thanks. Once the Covid lock down is over, and I can get some materials and borrow my mates vacuum pump, I'll have another go at casting it.
RotarySMP:
I have tried to address the worst errors I made in that last attempt. The most important improvements were to:
1/ Make a burn out oven.


2/ get a statinless tube as a flask.
3/ borrow a vacuum pump.
4/ wait till the bronze was hot enough.

So I made some progress...
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