Good morning gents...
In another flash of inspiration (or is that desperation?) to get my KR's
weight down, I was wondering if there is any structural ramifications in
removing the wing core foam after glassing.
My understanding is the foam is completely non-structural, and by
removing it, I coul
Robin Wills wrote:
> My understanding is the foam is completely non-structural, and by
> removing it, I could possibly save up to 20Lbs.
I think you'll find that it's not "completely" non-structural. You can
easily answer the question by laying up two layers of glass on plastic, and
seeing how f
Robin,
What you are essentially saying is that you want a
wing with nothing but spars and skin. No foam no ribs.
Just a fiberglass skin will be quite flimsy as pointed
out by Mark. It will probably take a lot of plys to
build up the skin to a thickness that might support
its shape, but at that poi
From: krnet-boun...@mylist.net [mailto:krnet-boun...@mylist.net] On Behalf
Of Mark Langford
Sent: Tuesday, April 25, 2006 5:09 PM
To: KRnet
Subject: Re: KR> Removing Foam after glassing?
Robin Wills wrote:
> My understanding is the foam is completely non-structural, and by
> removi
Rnet"
Sent: Tuesday, April 25, 2006 6:15 PM
Subject: Re: KR> Removing Foam after glassing?
> Robin,
>
> What you are essentially saying is that you want a
> wing with nothing but spars and skin. No foam no ribs.
> Just a fiberglass skin will be quite flimsy as pointed
> ou
At 04:51 PM 4/25/2006, you wrote:
>My understanding is the foam is completely non-structural, and by
>removing it, I could possibly save up to 20Lbs.
>Proposed method is to glue the foam in place, per plans, but apply duct
>tape over the foam between the spars and around the leading edge, glass
>th
Thanks for the informative replies gentlemen.
It was something that crossed my mind after reading a Sport Aviation
article that said quote "PS foam has little to do with the strength of
the finished process. It is merely a filler and, most important, a
built-in mold or form"
Having read some of t
Do not forget body weight reduction, Virg
On Wed, 26 Apr 2006 18:37:47 +1100 "Robin Wills"
writes:
> Thanks for the informative replies gentlemen.
>
> It was something that crossed my mind after reading a Sport
> Aviation
> article that said quote "PS foam has little to do with the stre
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