Dom,
These filler sections should have tabs with nutplates added such that they are secured to the spinner itself with screws. This will prevent the deformation you are seeing.

You can sort of make out the extra screws in some of the photos in this link
http://www.n91cz.com/Pressure/PlenumPressure.pdf

Chris Zavatson
N91CZ
360std
www.N91CZ.net

Sent from my spiffy iPhone

On Jun 5, 2013, at 2:55 AM, "Dominic V. Crain" <domcrain@tpg.com.au> wrote:

> The two spinner cone fillets of fibre glass have over time bent outwards inflight and need to be replaced.
> One of them flared out to the point where it was rubbing slightly on the propeller.
> Any recommendations whether fibre glass should be used in making replacements, or switch to aluminium? (sorry, we spell and pronounce it differently up here).
> Thanks,
>
> Dom Crain
> VH-CZJ
>
> Dominic V. Crain
> domcrain@tpg.com.au
> Phone 03-94161881
> Mobile 0412-359320
>
>
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