Re: motor stick bending

From: Jake Palmer <82.jake_at_gmail.com>
Date: Fri, 22 Feb 2013 11:02:07 -0800

I have nothing useful to add, but I use C-grain motor sticks because I like
the way they look.


On Fri, Feb 22, 2013 at 10:00 AM, William Gowen <wdgowen_at_gmail.com> wrote:

> **
>
>
> IMHO the problem with the problem is the term "identical motor sticks".
> It think the variability in wood prevents an absolute answer to the
> question. To me it always boils down to cut and try. If I have two pieces
> of wood that seem like good candidates then I would make MS's from both and
> test to see which was best.
>
> Another problem is in what cross section you are using for the MS. Are you
> more concerned more with torsional stiffness and therefore go to a squarish
> cross section or are you concerned more with bending strength and go with a
> more rectangular cross section? It's POSSIBLE that the choice of grain
> orientation would be better at one shape than the other but for me it would
> be guesswork as to which would be better.
>
> All that being said most of my motorsticks are cut from A or A-B wood.
>
> On 2/22/2013 9:11 AM, Warthodson_at_aol.com wrote:
>
>
>
> A debate is raging in our local club. So far the vote is tied. We need
> your input.
> Imagine two identical motor sticks, same dimensions, same weight, etc.
> When viewing the motor stick from the side, one is made from "A" grain &
> the other from "C" grain wood. Which will resist bowing better, which will
> resist twisting better?
> Thanks,
> Gary
>
>
>
>
Received on Fri Feb 22 2013 - 11:02:08 CET

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