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Re: Europa-List: Curing of Flying Surfaces

Subject: Re: Europa-List: Curing of Flying Surfaces
From: William Daniell <wdaniell.longport@gmail.com>
Date: Fri, 8 Jul 2016 08:33:57
Tony

I was originally daunted by this but it's actually easy.  I bought some
1mx1m expanded polystyrene and built box/oven 1 x 1 x 2.    this was enough
for my foam  flying surfaces flaps, horizontal stab, ailerons.

I used ordinary fan heaters inside the oven and removed the standard
thermostat and replaced it with a thermostat from Aircraft spruce
calibrated to 40C i think.

I but a baffle in front of the of the fan to ensure that there was no local
concentration of heat.

I used a couple of meat thermomenters punched through the polystyrene to
monitor the temperature.

Once i worked it out it was a couple of hours to do the job.

Will


William Daniell
LONGPORT
+57 310 295 0744

On Fri, Jul 8, 2016 at 5:08 AM, tonyvaccarella <tony@weimagine.com.au>
wrote:

> >
>
> Hello all,
>
> I'm the owner of a conventional tailwheel aircraft I purchased from the
> USA. This project was started in 1999 and still being built :-)
>
> Not that Im near the finished stage yet but while reading the Builders
> Manual about finishing the aircraft it states
>
> " The first thing that you need to do with your flying surfaces is port
> cure them at a temperature between 40-50 deg C. This will improve their
> strength and cook off any remaining volatiles and moisture withing the
> epoxy system. "
>
> Just wondering how builders have managed to do this. What equipment that
> have used and how they have controlled the temperature. What is our opinion
> about doing this on "old" wings that were completed in about year 2000.
>
> I look forward to your comments
>
> Regards,
> Tony Vaccarella
> Sydney
> Australia
>
> --------
> Tony Vaccarella
> Mascot NSW 2020
> Sydney Australia
>
>
> Read this topic online here:
>
> http://forums.matronics.com/viewtopic.php?p=457901#457901
>
>


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