Stefan: Simply scale your original part (mold cavity) 3-D model enough to
compensate for the total overall shrinkage through your process to the final
part. Best Regards, Tom Richards, Metalurgist
At 03:23 PM 4/22/99 +0200, you wrote:
>Dear List
>
>
>I find that the idea to make tools in this way could be usefull.
>
>I think though that the most expensive step for the moment will be the CAD
>process.
>
>The making of the second and exactly compensated 3-D model may be
>timeconsuming and expencive.
>
>My question therefore is
>
>Are there any "automatic" and easy ways to compensate and make a new STL
>file when you have got your first 3-D file and the first cast tool, which
>will because of metal shrinkage be smaller than your first 3D model?
>
> What programs and services are available to make this second 3D model
>easily? The model has to be exactly as much oversized as the shrinkage of
>the first tool?
>
>
>Electrolux Rapid Development
>
>Stefan Ronnlund
>stefan.ronnlund@notes.electrolux.fi
>
>
>
>For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/
>
>
For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/
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