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noodle jib board

Posted: Sun Mar 18, 2007 8:52 am
by bandit
So I plan on building a super soft jib snowboard and have some questions..
First, I don’t care about the weight of the board, and plan on having a thicker than normal core, made out of softer than normal strips. I’m thinking something along the lines of balsa, aspen, or fir.
Next, I want the board to be torsionally flexible. Most everything I’ve read has hinted at how triaxial fiberglass increases torsional flexibility. Could I go with another fiber pattern to have more torsional flex? Or maybe a lighter fabric?

Basically, what I’m thinking is: thick and soft core, with less supportive fiberglass.

Any input would be awesome
Thanks

Posted: Mon Mar 19, 2007 6:57 am
by SCHÜSS
i thought triaxial fibreglass reduces torsional flex.. not increases it, as the added strand is there going across the ski.

A plain weave with the strands runing up and down the ski (not diagnally across the ski) would have a reduces affect on torsion, thus it would be MORE torsionally flexible.

*triaxial is where the strands are at 0º, +45º, -45º
*plain is where the strands are at 0º, 90º in a traditional weave pattern

glasss will just give you a bit more pop, It doesnt effect stiffness too much, especially if you use plain weave 6oz

i shouldnt have had any thing to drink tonight aye! haha come on here and start ranting about! gotta love it. celebrations are good tho

Schuss

Posted: Mon Mar 19, 2007 7:39 pm
by bandit
sorry, what i meant was
i want the board to be more flexible than normal.
and that triaxial fiberglass makes it stiffer torsionally.

if i use biaxial or plain weave fiberglass, would it be better to have the fibers running up and down + across
or
have them both at 45* angles with respect to the length and width of the board?
hope that made sence

Posted: Mon Mar 19, 2007 8:15 pm
by SCHÜSS
just up and across. if you have them at 45º thats going to stiffen the ski up torsionally.

SCHUSS