brass piston

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quiggly17
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I have looked around and i was wondering whats the best way to make a piston for a 1in brass tee
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jrrdw
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1" wooden dowel.
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Antonio
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you gotta check with pigelo. (not sure about the name) He made a copper piston, I think his piston was from epoxy.
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hyldgaard
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I have with great succes made a piston as large as 18mm from copper, and used it to a bit over 450psi. As long as you stay low on weight aside from the copper, i would believe its possible to use that method with a 1" piston too.
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