REFLECTOR: What would you do - not do?

John Dibble aminetech at bluefrog.com
Tue Feb 28 18:48:43 CST 2006


I like the pre-made fiberglass tapes that Aircraft Spruce sells.  They are not cut on
a 45 deg bias, but ( I hope I am not opening up too big a can of worms here) I have
done the math and I believe the strength is the same no matter which way the "grain"
is positioned.

John

Andrew Ellzey wrote:

> I found a cheep way to make a 96" long 1 1/2" diameter sanding tube. When
> you are building your canard you are told to sand the 1 1/2" radius on the
> rear of your canard where your elevators mount, with a 1 1/2 shipping tube
> or something suitable. I found that finding something 1 1/2" OD that was
> straight and didn't cost an arm and a leg was a tall order. What I
> discovered was that a fluorescent light bulb (5.95) was exactly 1 1/2" OD
> and about as straight as you can find. I attached my 80 grit sand paper with
> double backed carpet tape. I know that this sounds fragile, but what I have
> found is that the sandpaper helps to protect the bulb. I also have found
> that because it is so light, you have better control over how much foam you
> are removing, helping you to find the high spots.
>
> Andy Ellzey



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