I am familiar with using a Hilsch vortex tube for cooling but have never heard of using one for a mister. Is this a commercial product? Any technical info?
> -----Original Message----- > From: Greg Bentzinger via Emc-users [mailto:[email protected]] > Sent: Wednesday, January 30, 2019 5:11 PM > To: [email protected] > Cc: Greg Bentzinger > Subject: [Emc-users] Tip for Coolant misters > > Begin Greg -- > The Tool and Die crew I worked with would use a Ranque-Hilsch vortex tube, > or mister on the machines in the die dept because none were rigged for flood. > One of the favorites was to mix up a 40% Isopropal alcohol with distilled or DI > water and run it in the mister. The Alcohol really boosted the evaporative > cooling. When the job needed extra chill they would run 95% Isopropal. Only > time it would ever catch fire was when OD grinding 1mm dia. ejector pins. It > would light for maybe 2-3 seconds, but could never sustain its self. > > I would use an inline pressure regulator and keep the pressure down around > 25psi to help keep your compressor from having a heart attack. > On gummy AL I have made a 1/4" mote around the work area on the panel and > used a small squeeze bottle to put just enough Kerosene on the part surface to > see that it is .02" deep and as it leaks away through the cutouts I add more as > needed, (running 4K-24K RPM) I also highly recommend Kerosene for use with > "D" profile engraving cutters. > End Greg -- > > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
