You would want to use a Freon with much higher BP. It take a lot os PSIs to keep R-11 liguid.
BTW, why on earth would you want to fill a balloon with SF6? It's much heavier than air. -John ============== > At 03:39 PM 9/20/2011, Don Latham wrote... >>Long ago and far away, I recall a friend using a gas that had its >>liquid/gaseous transition near room temperature and was inert (not an >>inert gas) to pressurize a vessel having high impedance circuits in >>it. >>I'm darned if I can remember what it was. Available in so-called "lab >>bottles" ie not monster cylinders. > > Trichlorofluoromethane (R-11, CFC-11) has a boiling point of ~24C. It > is available (although not manufactured, and most commonly in 100 lb > cylinders), but is the worst of the "Freons" with regard to ozone > depletion. > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
