Author Topic: Finished with speed testing.  (Read 2796 times)

Offline Buemaker

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Re: Finished with speed testing.
« Reply #20 on: March 26, 2021, 05:32:20 PM »
Have Stabil Kore instead of Uniweft

Offline Mad Max

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Re: Finished with speed testing.
« Reply #21 on: March 26, 2021, 05:37:19 PM »
That’s sharp bue
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Online Longcruise

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Re: Finished with speed testing.
« Reply #22 on: March 26, 2021, 05:38:20 PM »
Quote
the old recipe that I know is good.

Has neither Uniweft or StabilKore?

Hmmmm... I'm working on one that has core tuff in it.   Doesn't bode well.
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Offline williwaw

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Re: Finished with speed testing.
« Reply #23 on: March 26, 2021, 05:54:16 PM »
Hmmmm... I'm working on one that has core tuff in it.   Doesn't bode well.

Core tuff as a third layer of glass? Where in the stack is the core tuff?

Online Stagmitis

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Re: Finished with speed testing.
« Reply #24 on: March 26, 2021, 07:44:45 PM »
Bue, I cant imagine that stabiil core, uniweft or any other glass type internal lam would make your particular design more stable. Nitty griity? weight the composite material against a maple composite and It may not be huge. I think the changes in the reverse taper and especially the longer riser(shorter working limb =less energy storage) were the culptits so maybe go a bit in the opposite direction.   I wouldn't add anything in the core except maple if that is what you used. I think you have a really good design so build more with one change at a time and see what happens to performance.
Stagmitis

Online Longcruise

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Re: Finished with speed testing.
« Reply #25 on: March 27, 2021, 12:52:49 AM »
Hmmmm... I'm working on one that has core tuff in it.   Doesn't bode well.

Core tuff as a third layer of glass? Where in the stack is the core tuff?

Under the belly glass.
"Every man is the creature of the age in which he lives;  very few are able to raise themselves above the ideas of the time"     Voltaire

Offline Buemaker

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Re: Finished with speed testing.
« Reply #26 on: March 27, 2021, 07:43:08 AM »
I found old pics on PB of the old design where the riser was 3/4 inch shorter and the tip section with reverse taper was 2 inches shorter. I will post pics of the old and new and you can see difference in bend. On the old one total lam thickness at end of fades was .430. It was 57 pounds at 28. The new one had .400 and came in at 56,3 pounds at 28. It just shows that small changes make a lot of difference.

Offline Mad Max

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Re: Finished with speed testing.
« Reply #27 on: March 27, 2021, 08:19:26 AM »
Yes Bue, with .030 less in the stack and same # :thumbsup: :bigsmyl:
I would rather fail at something above my means, than to succeed at something  beneath my means  
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Offline Mad Max

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Re: Finished with speed testing.
« Reply #28 on: March 27, 2021, 08:56:49 AM »
post this recurve Bue
One I made with Bjørn glass and Waterfall Bubinga veneers. I really like the look of these veneers.
I would rather fail at something above my means, than to succeed at something  beneath my means  
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Offline Buemaker

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Re: Finished with speed testing.
« Reply #29 on: March 27, 2021, 09:48:27 AM »
Okay Max, will do in another thread.

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