Re: Making carbon tubes for indoor

From: <mkirda_at_sbcglobal.net>
Date: Fri, 13 Sep 2013 21:00:11 -0000

Hi Bill.

I thought I sent this earlier. I have read about Lutz Schramm making his own wing posts and I have seen pics of prop spars made from carbon (don't recall the source or flyer though).

I'm pretty sure they made their own from prepreg carbon.

Regards.
Mike Kirda

--- In Indoor_Construction_at_yahoogroups.com, William Gowen <wdgowen@...> wrote:
>
> I haven't seen anything about people making tubes except for some
> European glider guys. The ones used for wing posts are most likely
> pultruded tubes that are commercially available in sizes from around
> .028" up. Larger tubes for gliders are usually wrapped and are also
> commercial products. Pultruded tubes are generally a little lighter than
> solid rods but not drastically lighter. Some very old info I have shows
> .040" rods at 29mg per inch and tubes at 20mg per inch. Current products
> may be different.
>
> On 9/12/2013 2:54 PM, mkirda_at_... wrote:
> >
> > Greetings.
> >
> > I was wondering if anyone could point me towards info on how to make
> > carbon tubes.
> >
> > I have heard of carbon tube prop spars and wing posts.
> > Is anything written that shows how to make them?
> >
> > Regards.
> > Mike Kirda
> >
> >
>
Received on Fri Sep 13 2013 - 21:05:06 CEST