Mailing List flyrotary@lancaironline.net Message #11366
From: keltro@att.n <keltro@att.net>
Subject: Re: [FlyRotary] Re: PROP SPINNER ADVISE NEEDED
Date: Mon, 13 Sep 2004 14:28:40 +0000
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Guys I am about to cut metal to fit a  16 inch spinner to my three blade

"IVO" propeller and would like any advise on  your favorite methods

of making a pattern of the prop to avoid ruining a very expensive piece

of aluminum. Attached is CDP (cheap digital photo) of what I am

dealing with. All comments and advice appreciated.

Thanks,
--
Kelly Troyer
Dyke Delta/13B/RD1C/EC2
There is a way, but you have to work with fiberglass. Are you up to it? Some builders act like “girlie man” when there is a need to work with fiberglass :)
Bulent 

 >> I am all ears Bulent...... Let me hear your method!!

   Kelly
Hi Kelly,
First, cover the spinner with ceran wrap. Place  it on flat surface and lay 2-3 layers of glass about 6-8” starting from the bottom. Basicaly you are reproducing the area of the spinner that needs cutting. Pop it off when cured.
Now you can cut loose holes in this this fiberglass piece to be able to slip it over the blades an fit to the spinner plate.
Than cover the root of each blade with duct tape. Lay some glass to cover the gaps between the fiberglass piece and the blades. Remove after cure. Slip the fiberglass piece over your aluminum spinner and you have a perfect template matching your prop..
Bulent

  Great info Bulent..... I will bet that a lot of the group will benefit !!
 
 
   Thanks Much,
 
    Kelly
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