From: Snag_one@msn.com   
      
   On 9/19/2025 6:00 PM, Bob La Londe wrote:   
   > I typically apply cutting oil by hand, and water soluble by a flood   
   > blast from a pump.  (more or less)   
   >   
   > Whenever I see a video of somebody using one of those old smaller turret   
   > lathes I watch.  Slowly I've been piecing together everything I need to   
   > know to set up a job on mine.   
   >   
   > Recently I watched a video and the operator was using pumped flood oil.   
   > It wasn't the blast of nozzles I use with water soluble coolant on the   
   > CNC mills, but it was a solid continuous stream.   
   >   
   > I typically don't use flood on the lathe because I don't like being   
   > soaked by coolant, but this was controlled and the oil did not seem to   
   > be slung off like a water based cutting fluid.  The other reason I don't   
   > often use flood on the lathe is the coolant evaporates just sitting   
   > there.  I use my bigger lathe mostly for repair work.   I use manually   
   > applied cutting fluids on the big manual mill for the same reason.   
   > The coolant disappears, even though I do use it a lot more than the   
   > lathe for roughing mold blanks to size.  Neither gets used for many   
   > production jobs.   
   >   
   > I'd like to hear your experiences and observations.  If oil stays on the   
   > work better, and it doesn't evaporate (not at the same rate as water   
   > anyway) it could be an answer for lathe work.   
   >   
   > I'd not have a problem dumping several gallons of relatively expensive   
   > cutting oil into the lathes (after cleaning them out) if it would reduce   
   > some of the headaches of cutting fluid on those machines.  They both   
   > have tanks and pumps in their respective base.  Maybe not the mill I use   
   > it at speeds and feeds that sling chips yards (meters), not inches   
   > (centimeters).   
   >   
      
      The only times I use lube of any kind on the lathe is parting and   
   threading , and both get oil based cutting fluid . I occasionally   
   dribble a little ATF on the mill while facing aluminum .   
   --   
   Snag   
   We live in a time where intelligent people   
   are being silenced so that   
   stupid people won't be offended.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)