Composite prop splits are probably down to the method of manufacture.
Arplast props are made by resin transfer moulding where the glass or carbon
reinforcement is continuous around the corner (it's a braid). This produces
a much stronger link between front and rear surface than other methods.
Dave Simpson
-----Original Message-----
From: David Cripps <david.cripps@spsystems.com>
Date: 07 July 2000 09:29
Subject: Composite props in the rain
>I have been advised that composite props, like wooden ones, if not
protected
>with a metal leading edge, can suffer pitting damage if flown in rain. VP
>Props such as the Arplast PV50 seem to be very popular and successful
within
>the Europa community, yet do not have a metal leading edge. What are
>people's experiences with props like these in the rain? How can any damage
>be avoided? Does self-adhesive prop tape (such as I saw on one Europa's
PV50
>at Cranfield) solve the problem or does it just create aerodynamic ones
>instead?
>
>Any thoughts gratefully received.
>
>David Cripps
>(GBWJH)
>
>
|