On 4/2/2011 11:02 AM, largrin wrote:
>
> My friend and I built our shapers in about 03. It was a good lesson in
> pattern making
> for both of us. There is a lot involved in quality pattern making.
> But in hindsight, if the patterns were available then, I would have
> bought them, even for the $150 price for the ebay castings. Mainly to
> get the machine built quicker.
>
> Just a word to anyone that has never done this before- The better the
> pattern, the better
> the finished casting. You will only get castings that are exactly like
> your patterns.
> So if the patterns arrive with any messy radii, or cracks in the filler
> used in corners, you would do well to make all that as smooth as
> possible before you
> do all the work of pouring the metal. A couple hours of going over
> every inch of the patterns may be time well spent. A keen eye is good,
> but you can tell a lot about a pattern with just your hands.
> If it doesn't feel good, it probably isn't good.
>
> Larry in WV
>
Another way to look at it is use Ebay as a lending library. Buy it, use it, and resell.
--
Ron Thompson
On the Beautiful Florida Space Coast, right beside the Kennedy Space Center, USA
There are two kinds of posts on newsgroups.
1. This is what I have done...
2. This is what I think...
Be aware of the difference!
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