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Building a vacuum assisted caster for silver and gold.
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Building a vacuum assisted caster for silver and gold.
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Topic: Building a vacuum assisted caster for silver and gold. (Read 1066 times)
T P
Jr. Member
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Posts: 53
Re: Building a vacuum assisted caster for silver and gold.
«
Reply #15
on:
January 21, 2016, 11:52:56 am »
why does the vacuum chamber have to be an aluminum box? A pc. of large diameter steel pipe with a suitable pc of plate welded to the bottom would be much easier to find. A circular chambe would also be subject to less stress when the vacuum is pulled on the chamber.
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