Re: vapor deposition of urethane castings

From: Doug Groh (douggroh@rapid.com)
Date: Sun Feb 04 2001 - 20:50:41 EET


I have heard of several vendors in the Detroit area who have used Spray Metal
to give parts an RF Shield. They used an old Tafa Spray Metal system to apply
it. I am sure there are several used Guns available for sale.

Doug Groh
Director
PGK Engineering
185 Elmwood
Troy, MI,48084

248-577-5227
248-577-9869 fax

Bruce wrote:

> Hello,
>
> Can any of you provide contacts for vapor depositing urethane? We have a
> customer that would like to create an RF shield on their prototypes and we
> believe that vapor deposition would be the best route. As an alternative,
> has anyone had success using "filled urethanes" to create conductive
> castings? We have tried using carbon black on several occasions with mixed
> results. Typically, the amount of carbon black required to achieve any
> conductivity is so high that the urethane/carbon mixture becomes a thick
> sludge and will not flow into the molds.
>
> Thanks for your help,
>
> Bruce E. LeMaster
>
> Applied Rapid Technologies Corporation
> 265 Cambridge Street, Suite 100
> Fredericksburg, Virginia 22405
> (540)371-1100 / (540)371-4100 fax
> http://www.artcorp.com
>
> 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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