Gregory,
What Nick said is true, however you should know that
the cross-section of the gate connecting the riser to the headstock matters.
If it's too small, then it will freeze before the other two and not feed the headstock.
(Ask me how I know this... *grin*)
Jarod.
On Fri, Oct 01, 2010 at 11:01:59AM -0600, Nick Andrews wrote:
> Add a riser connected to that area in order to provide more metal. When it
> cools, the riser portion should shrink instead of the headstock. You just
> cut that off your casting and clean it up. Of course, you'll have to pour a
> bit more metal to fill the mold...
>
> On Fri, Oct 1, 2010 at 10:10 AM, GREGORY <banker_776@hotmail.com> wrote:
>
> >
> >
> > I CASTED THE HEAD STOCK FOR THE GINGERY LATHE TWO TIMES AND I SEEM TO BE
> > HAVING A PROBLEM WITH GETTING A SHRINK HOLE ON THE BOTTOM CLOSE TO THE HEAVY
> > END...IT TALKS ABOUT THIS IN THE BOOK...HAS ANY ONE FOUND A WAY TO CAST THIS
> > WITH OUT HAVING THIS PROBLEM?..IM STILL LEARNING HOW TO CAST SO A PRO I AM
> > NOT BUT AM TRYING TO TURN THAT PAGE..ANY THOULTS?..Gregory
> >
> >
> >
>
>
>
> --
> Nick A
>
> "You know what I wish? I wish that all the scum of the world had but a
> single throat, and I had my hands about it..." Rorschach, 1975
>
> "They that can give up essential liberty to obtain a little temporary safety
> deserve neither liberty nor safety."- Benjamin Franklin, Historical Review
> of Pennsylvania, 1759
>
> "Suburbia is where the developer bulldozes out the trees, then names the
> streets after them." Bill Vaughan
>
> "The price of apathy towards public affairs is to be ruled by evil men."
> Plato
>
>
> [Non-text portions of this message have been removed]
>
>
>
> ------------------------------------
>
>
>
>
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