On 02/15/2012 06:09 AM, andy pugh wrote: > On 14 February 2012 23:36, Mark Cason<[email protected]> wrote: >> Andy, what type of steel is that, that is pretty close to the finish I'm >> looking for. > I don't know, but it is whatever they make ballscrews out of. It was > machined at pretty much the fastest spindle speed that my lathe can > manage.
I'll see if I can look it up. >> This is just a simple prototype, using available material, but it is also a >> educational process, as I tried turning off a seized, and welded bearing >> race, but none of my carbide tooling would make much more than a few tiny >> cuts in it, before they were destroyed. I'm assuming that CBN, or PCD >> inserts would be the only way to turn it off? > PCD is no good for steel, carbon dissolves in iron... Thanks, I'll remember that. When I first saw PCD, I was thinking of diamond in some sort of a metal matrix. I really need to study up on all these different types of inserts. Now that I'm done with the emergency repair, I can get back to my work. However, it'll take a few days for the pain to subside, which should be about the same time the inserts arrive in the mail. -- -Mark Ne M'oubliez ---Family Motto Hope for the best, plan for the worst ---Personal Motto ------------------------------------------------------------------------------ Virtualization & Cloud Management Using Capacity Planning Cloud computing makes use of virtualization - but cloud computing also focuses on allowing computing to be delivered as a service. http://www.accelacomm.com/jaw/sfnl/114/51521223/ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
