Re: [CAD_CAM_EDM_DRO] cast iron

Carlos, Ballendo,

I like to age mine in OLD oak barrels, up to two years. Keep the
barrels in a cool, dry place, and watch the humidity!

Alan KM6VV

P.S. Er, was that cask or cast? ;>)


ballendo@... wrote:

>
> Carlos,
>
> In anticipation of your questions, I just posted some aging cast
> iron "how, when ,Why" questions to a metalcasting list with some old
> timers and hi-tech young'uns. Will post answer(s) when I get them,
> since this seems to be pertinent to building cnc machines of some
> types.
>
> As to your question, "I wonder if I only wait 2 wks?". Just walk in
> to a Harbor Freight store! LOTS of things made from "not-aged"
> castings!
>
> Ballendo
>
> >I hope I don't have to wait 6 months to machine my castings! Is the
> >aging more for fatigue life, as in engine blocks? The stresses in a
> >machine tool base are going to be MUCH lower than an engine block.
> >I'm wondering what kind of problems I'd have if I only waited a few
> >weeks before machining.
> >Carlos
>