Composite-ARF Impact question

[Amir Neshati]

Aluminum foil ? ;-)




> From what is shown on the C-ARF web site looks like a standard glass mold
layup/tooling. besides if cnc'ed The ahh imperfection would probably not be
there. Mr Geitz reply says a lot.............
>
>
>
>
>
>
>
> Amir Neshati wrote:
>
> >Ed, I'm sure they pull gently ;-) I wonder if they are using CNC'd
aluminum
> >molds.
> >
> >I find it hard to believe that 350 different pilots actually can all fly
> >straight, regardless
> >of their planes, or recognize a not so straight machine in flight.
> >
> >Back to you, Ed....I hope that satisfied some of your "curies" ;-)
> >
> >
> >>WOW! 350 pulls from the same mold! I'm impressed! I really like to see
the
> >>molds. We're usually replacing molds after 100 pulls max. After that,
the
> >>quality especially the parting line (seam) would be unacceptable to our
> >>quality standard. Guess, I still have a lot to learn.
> >>
> >>Also, how do they know all 350 fly perfectly straight? Did they call
> >>everyone to verify? Just curies. ed
> >>
> >>----- Original Message -----
> >>From: Adam Quennoz <aquennoz at ipa.net>
> >>To: <discussion at nsrca.org>
> >>Sent: Tuesday, February 01, 2005 4:26 PM
> >>Subject: Re: Composite-ARF Impact question
> >>
> >>
> >>
> >>
> >>>I'm glad to see others are seeing the same thing.  I thought I was
> >>>nuts.  I e-mailed Composite-ARF about this issue.  Here's the reply:
> >>>
> >>>Hello Adam,
> >>>
> >>>since 350 Impacts come from the same molds, and all fly perfectly
> >>>
> >>>
> >>straight,
> >>
> >>
> >>>there is no manufacturing error in yours.
> >>>
> >>>The center line (seam line) is a little bit out of center, this might
> >>>
> >>>
> >make
> >
> >
> >>>it appear not straight, possibly.
> >>>
> >>>If the fuselage got pressure during shipping / storing, so that the fin
> >>>
> >>>
> >>was
> >>
> >>
> >>>slightly twisted in the box, this can be easily fixed when gluing in
the
> >>>rear hinge post. But actually, I do not think that you would have to
> >>>
> >>>
> >make
> >
> >
> >>>any corrections, as I know that the fin appears to be a little bit off,
> >>>
> >>>
> >>but
> >>
> >>
> >>>it doesn't. the planes fly dead straight.
> >>>
> >>>
> >>>
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