On Oct 22, 7:08*am, Karl Townsend
wrote:
On Thu, 21 Oct 2010 20:26:01 -0700 (PDT), Jim Wilkins
...
I tried on the lathe and couldn't get one to work. When the metal
turned red it bent out of line.

jsw

higher RPM less time. *I made a bunch of hubs and arbors this way.
Once i had the process debugged, all the time was in chucking both
parts. Maybe 2 seconds to weld.

Newer lathe not driven by leather belts?

jsw