Re: [CAD_CAM_EDM_DRO] milling fine detail in metal

You can buy ball end mills down to .005" at most mold supply shops or from MSC (page 486). I have never used anything smaller
than .060 but I imagine you would have to have infinite patience to keep from breaking an .005 endmill.


brycebernard@... wrote:

> Hello,
> This is my first letter to this group
> Over the past few years I have built a small desktop X-Y-Z milling
> machine. I am currently using it to prototype jewlery in WAX.
> I am reasonably well on top of the software electronics and mechanics
> of the system.
> I have it working to a accuracy of about 0.1mm. To mill wax 0.5mm
> (0.02inch) broken drill bit works quite well. At this stage however I
> would like to mill brass (or another suitable metal) Ideally I would
> like a milling depth of 0.5mm but I can set the machine up to do it
> in multiple passes.
> Does anyone know if there are bits available of this size to mill
> metal (perferrably without using liquid cooling or forced air)
> I would appreciate any advice on this topic.
> Thanks.
>
>
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