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Help with a coaxial

Post questions and info about pneumatic (compressed gas) powered cannons here. This includes discussion about valves, pipe types, compressors, alternate gas setups, and anything else relevant.
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Help with a coaxial

Unread postAuthor: fractal » Thu Mar 06, 2014 5:21 pm

I am building a coaxial with cooper tubes, and observating some drawings about the sistem, i noted that the piston had a controles bleeding to the coaxial part of the air reservoir. My question is how much bleed is nescessary
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Re: Help with a coaxial

Unread postAuthor: jrrdw » Fri Mar 07, 2014 2:01 pm

A small hole will do.
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Re: Help with a coaxial

Unread postAuthor: fractal » Fri Mar 07, 2014 5:58 pm

Thank you very much
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Re: Help with a coaxial

Unread postAuthor: Technician1002 » Sat Mar 08, 2014 5:03 am

Tiny works great. I use a drill designed to drill holes in printed circuit boards for component leads.
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