Doug Jones wrote:
> A Haskel pump can boost pressure from 1500 to 8000 (and we even have two
> of them) but they do NOT appreciate second-hand customers; they quoted
> us $4000 to overhaul one of them that we picked up at the RotRock
> auction. We declined, and as a special bonus, they sent it ba
Doug Jones wrote:
> My main conclusion is, for a small scale, it will be a lot cheaper to
> buy air or nitrogen than to pump it *and ensure the quality* yourself.
What's the situation going to be for commercial availability of nitrogen
at high pressures... can you just buy 6000 psi filled tanks?
Randall Clague wrote:
>
> Hey Doug,
>
> There's been some discussion on a sublist about using compressed air for a
> pressurant, as long as we're doing monoprop. The issue of humidity came up...
>
> > > Since the air runs straight through the compressor and doesn't sit
> > > in a storage tank,