On 10/29/2019 10:18 PM, Leighton1210 wrote:
I need a way to vacuum hot oil without collapsing a vessel.Â* We have been
using 55 gallon drums for oil that has cooled down, but, they will collapse
when enough hot oil is vacuumed into them.Â* My thought was to use a 20 gallon,
200 psi, 650 degree F rated air tank.Â* This would not be a true vacuum.Â* There
will be constant air flow.Â* The hot oil that we need to vacuum is only about 1
to 1 1/2 inches deep, so, a standard hot oil pump will not work.


You can pull a good very high vacuum on a 304ss, 15 gallon beer keg.
with no problem. I've done that many times with no problems.
They weld easily with TIG.