Re: Re: Taig CNC mill

>
> Date: Sun, 18 Feb 2001 12:55:08 +0800
> From: Alison & Jim Gregg <gregg@...>
> Subject: Re: Re: Taig CNC mill
>
> I was programming one of these (EMCO CNC5 lathe) to turn Tungsten - and it
> worked. NB What I mean is that the work piece was Tungsten metal not
> Tungsten carbide- The Tungsten metal turns like a rather obnoxious mild
> steel, tears easily, and will destroy carbide tools if you allow it to rub
> instead of cut for even a second or two.
>
> What we were making was competition Darts, - as in throw at a dart board.
> serious darts sell at about $100 -200 per set of 3, and are often made of
> Tungsten because it is about 2.5 times the weight of a similar sized piece
> of lead.
>
> Jim Gregg