Hi Tony
I used the exact same method as William. We happened to have a couple
of domestic extractor fans left over from a job and I added those in the
oven to make sure the air got well swirled about and there were no local
hot spots.
Regards
Pete
G-RMAC Classic #109
On 08/07/16 14:33, William Daniell wrote:
> 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
> <mailto:tony@weimagine.com.au>> wrote:
>
> <tony@weimagine.com.au <mailto:tony@weimagine.com.au>>
>
> 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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