Re: Fiberglass tubes

Bob Madden (madden@netcom.com)
Tue, 9 May 1995 09:11:49 -0700 (PDT)

Greg, unless my memory fails me (and it has at times) isn't styrafoam soluable in resin/petrolium products. I should think polyester foam is better. Re-enforced fiberglass boat decks have been made with foam core. For a telescope tube I'd try using balsa wood as a core.

Bob

):-{])) <---- madden@netcom.com madden@svpal.org Remember amateur astronomers: "keep looking for the next Universe"

On Tue, 9 May 1995 GregJ888@aol.com wrote:

> Check the library for books on boat building and on home built aircraft.
> There is a lot of lit on this subject. Types of cloth and uses.
>
> While your looking, check the vaccum bag technique. It may save a lot of time
> in finishing and give a better ratio of glass to resin.
>
> Also look for information on styrafoam forms (aircraft). Easy to shape, and
> can be removed by adding solvent to desolve the foam. For that matter you
> may want a foam core to add stiffening and keep the weight down.
>
> Good Luck
>