[AT] Pressure drop?

[George Willer]

There won't be any drop at all unless the air is flowing.  :-)  After that
drop depends on flow.

George

> -----Original Message-----
> From: at-bounces at lists.antique-tractor.com [mailto:at-
> bounces at lists.antique-tractor.com] On Behalf Of Francis Robinson
> Sent: Tuesday, January 29, 2008 9:49 PM
> To: Antique tractor email discussion group
> Subject: [AT] Pressure drop?
> 
> 	OK, who knows compressed air pressure drop off of the top of your
> head?
> :-)
> 	I am going to run a compressed air line from one shop to the other.
> It
> will run inside of an underground conduit in 1/2" PEX tubing. It will
> basically have one fitting (full 1/2") at each end of the run. The run
> will
> be 250' long with no fittings at all in the line itself. If I have 125 PSI
> at one end what kind of drop can I expect at the other end? What would it
> be at 800'?
> 	BTW, PEX is rated and recommended for compressed air. I was reading
> the
> print on the pipe today and for water what I have on hand at the moment is
> rated at 100 PSI at 180 degrees F. It will not get hard and brittle and it
> will not shatter on impact. It is cross linked polyethylene and is not
> affected by oil.
> 	I am really in love with this stuff for water plumbing.
> 
> 
> 
> 
> 
> --
> "farmer"
> 
> 
> Francis Robinson
> Central Indiana, USA
> Robinson at svs.net
> _______________________________________________
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