Re: machining copper

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: Jim Lux <jimlux-at-earthlink-dot-net> 

At 04:32 PM 7/15/2004 -0600, you wrote:
>Original poster: "J. B. Weazle McCreath" <weazle-at-hurontel.on.ca>
>
>At 12:08 PM 15/07/04 -0600, you wrote:
>
> >Original poster: Jim Lux <jimlux-at-earthlink-dot-net>
> >
> >I just received an interesting and useful piece of machining lore.
> >When machining copper (which is difficult to machine):
> >
> >sharp tools
> >Fast speeds
> >condensed milk as a lubricant <<< this was the new thing...
> >
> >apparently it's the "miracle lube" for copper cutting.
> >
>
>Hi Jim, Coilers,
>
>I recall reading this in an old ham radio publication, so I
>think that it's valid information.  If you try it, let the
>rest of us know how it goes.


This came from a guy in our propulsion department who has to machine all 
sorts of exotic things (Inconel, Hastelloy, Kovar, you name it)