Re: Microfilm frames & Boron

From: John Kagan <john_kagan_at_hotmail.com>
Date: Thu, 29 Mar 2012 02:13:48 -0000

Hi Jos,

Boron will bend around a rudder outline just fine.

For a prop blade tip, I heat the boron and then form it. I think I used a light bulb. This allows it to take a tighter radius bend without breaking.

I made a few old-rules F1D parts from boron, but didn't like them very much.

--- In Indoor_Construction_at_yahoogroups.com, "jos_melis" <jos_melis@...> wrote:
>
> Hello F1D flyers.
> I have 2 questions:
> 1. When you bend boron fibers for a rudder or prop outline is there a change that the fiber will brake. I'm afraid of trying it.
> 2. I've just finished a few frames for picking up microfilm (Violet dream solution).. Should I sand the long side slightly or not? The places where the frame wil come in contact with the film..
> Kindest regards,
> Jos
>
Received on Wed Mar 28 2012 - 19:13:51 CEST