Author Topic: Ash/Bamboo or Walnut/Bamboo  (Read 5689 times)

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Offline bd2cool

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Ash/Bamboo or Walnut/Bamboo
« on: August 02, 2007, 06:32:20 am »
HI,

Has any one tried ash or walnut with Bamboo backing?

Thanks

Offline DanaM

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Re: Ash/Bamboo or Walnut/Bamboo
« Reply #1 on: August 02, 2007, 09:29:31 am »
No experience with boo but I think bamboo would overpower ash don't have a clue on walnut.
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Offline snedeker

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Re: Ash/Bamboo or Walnut/Bamboo
« Reply #2 on: August 02, 2007, 11:08:26 am »
A bit too strong in tension for walnut too I think, which is lighter than ash

Dave

Offline adb

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Re: Ash/Bamboo or Walnut/Bamboo
« Reply #3 on: August 02, 2007, 12:02:34 pm »
Hi,

I've had good results with maple backed walnut, but not bamboo. Ipe (brazilian walnut), however, is excellent with bamboo backing.

Offline Justin Snyder

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Re: Ash/Bamboo or Walnut/Bamboo
« Reply #4 on: August 02, 2007, 05:18:51 pm »
Try hickory.  Justin
Everything happens for a reason, sometimes the reason is you made a bad decision.


SW Utah

Offline bd2cool

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Re: Ash/Bamboo or Walnut/Bamboo
« Reply #5 on: August 02, 2007, 05:25:18 pm »
Thanks,

I have two hickory/bamboo  and they both shoot great.
I didn't want to waste any bamboo on wood  that couldn't take it.

Offline Hillbilly

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Re: Ash/Bamboo or Walnut/Bamboo
« Reply #6 on: August 03, 2007, 08:36:21 am »
The walnut backed with the ash would probably be a good combo, too.
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Offline comix

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Re: Ash/Bamboo or Walnut/Bamboo
« Reply #7 on: August 03, 2007, 02:01:16 pm »
I build an walnut (american walnut) with boo backing recently... worked fine for me.
Keep the limbs a little wider perhapes and the backing as thin as you can get it.

Offline Pat B

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Re: Ash/Bamboo or Walnut/Bamboo
« Reply #8 on: August 03, 2007, 02:46:00 pm »
You can always use a trapezoidal cross section. That way your belly is wider than the back and the compression stresses are spread out more on the wider belly.    Pat
Make the most of all that comes and the least of all that goes!    Pat Brennan  Brevard, NC

Offline M-P

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Re: Ash/Bamboo or Walnut/Bamboo
« Reply #9 on: August 05, 2007, 02:45:13 am »
Hi, I built one bamboo backed ash bow several years ago.  I used 1 3/4 in wide lumber yard ash and strips from a narrow bamboo pole.  I split the pole and flattened each strip, then laid them parallel as baking.  The strips were quite thin,  ( almost like strips from a window blind.)  I got a shootable bow ~ 40# but ~ 1 3/4 inches of string follow.  My feeling has always been that even that thin bamboo backing over powered the ash.  Of course it could be that I'm just not talented a bowyer.              Ron
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Offline medicinewheel

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Re: Ash/Bamboo or Walnut/Bamboo
« Reply #10 on: August 05, 2007, 03:35:58 pm »

hi!  -  i have seen a fewl ash bows w/boo backing. all had followed these string A LOT. if you use boo on black walnut it might work with the bamboo thinned as much as possible if you make them long and wide enough AND working VERY carfully. but i would not think it's a first-class combo!
frank
Frank from Germany...