Re: Prop Bending

From: Steve Brown <rtxc_at_yahoo.com>
Date: Fri, 30 Jun 2006 21:14:56 -0000

If there is no glue involved then the only answer is the wood
itself. If the spars are warped or take a set when bent and won't
spring back then you'll need to make new spars from a different
piece of wood.


--- In Indoor_Construction_at_yahoogroups.com, "Nicholas"
<ndhuang83706_at_...> wrote:
>
> I'm sure it's not the glue- These blades have just come off the
block.
> I haven't attached them to the spars yet.
> Nicholas
> --- In Indoor_Construction_at_yahoogroups.com, "Steve Brown" <rtxc@>
> wrote:
> >
> >
> >
> >
> > --- In Indoor_Construction_at_yahoogroups.com, "Nicholas"
> > <ndhuang83706_at_> wrote:
> > >
> > > Hi All,
> > > I recently made a couple of props for my LPP, but when they
finished
> > > drying they were warped...
> >
> > Are you sure this isn't caused by glue shrinkage along the joint
where
> > the blade and spar meet? If you use much glue in this area you
will
> > get distortion of the spar and also may get excessive (and
increasing)
> > camber pulled into the "airfoil" of the blade.
> >
> > Try gluing the blades on with diluted white or aliphatic glue.
> >
>
Received on Fri Jun 30 2006 - 14:15:24 CEST

This archive was generated by Yannick on Sat Dec 14 2019 - 19:13:44 CET