Author Topic: How much sinew?  (Read 2699 times)

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Offline Chuck.e.b

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How much sinew?
« on: October 09, 2019, 10:15:13 am »
How much sinew needed to back a bow usually?

Offline bradsmith2010

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Re: How much sinew?
« Reply #1 on: October 09, 2019, 10:38:00 am »
That's a great question...its hard to measure,..trial and error helps,..and preference vary.,..just a suggestion..a lot depends on the size of bow,,,,try starting with 1000 grains...use less or more on your next bow based on results..


Offline Eric Garza

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Re: How much sinew?
« Reply #2 on: October 09, 2019, 02:23:49 pm »
It depends on so many factors! How much surface area do you want to cover? How thick do you want the sinew layer to be? I have backed short bows with thin layers of sinew and used less than 1 ounce. I have also backed longer bows with thicker layers and used 2 or even 3 ounces, though that is extreme and I am not sure the weight added by the sinew actually helped cast any.

Are you trying to get a sense how much sinew you need because you need to get some, and want to make sure you get enough?

Offline willie

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Re: How much sinew?
« Reply #3 on: October 09, 2019, 03:04:03 pm »
sort of depends on what you are trying to accomplish with the sinew  :)

Offline LEGIONNAIRE

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Re: How much sinew?
« Reply #4 on: October 09, 2019, 10:16:05 pm »
I add as little sinew as I can to do the job, usually 1 layer plus another layer just in the center. If your wood is good you can just line the center with sinew and it will give you a very similar performance as adding more but with less weight.
CESAR

LEGIONNAIRE ARCHERY

Offline Chuck.e.b

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Re: How much sinew?
« Reply #5 on: October 25, 2019, 10:27:38 am »
 In the bow making video about Ed Scott he states that 4oz is about the average per bow he uses.

gutpile

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Re: How much sinew?
« Reply #6 on: October 25, 2019, 12:04:13 pm »
i usually do a single layer then come back and add another layer to smooth out and fill in any gaps... then I let sit for about 3 months or better inside with a weight tied to handle in between to chairs...that is on a cedar bow which tension is not that great and she is a screamer..have no idea how much in ounces that is...gut

Offline bradsmith2010

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Re: How much sinew?
« Reply #7 on: October 25, 2019, 12:18:07 pm »
4 0z would be 1750 grains,,  :)