Forums > Wing Foiling General

Blow outs - Does a black strut/LE increase the risk?

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Created by Capt1986 > 9 months ago, 30 Mar 2022
Capt1986
3 posts
30 Mar 2022 4:01PM
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Hi everyone, I had a wing that blew out spontaneously while it was on the shore.
I'm a little lost how or why this happened.

Suspecting that the black colour caused an increase in pressure and inadvertently the blow out.
Anyone else have this happen to them?

Jethrow
NSW, 1273 posts
30 Mar 2022 7:44PM
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I've seen carbon windsurf mast go that way so it's possible.

It would have to get pretty hot though unless you're real close to the max pressure.

airsail
QLD, 1537 posts
30 Mar 2022 8:02PM
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Yes, the heat in the black leading edge can increase the pressure substantially and cause a blow out. If leaving your wing on the beach on a hot day, let a little pressure out.
I go as far as not pumping my wing up completely until I'm ready to go on a hot day, and get the wing to the water reasonably quickly. Manufacturers are suggesting really high pressures in wings now, add some solar heat and there will definitely be more failures.

J_foil
NSW, 128 posts
30 Mar 2022 9:34PM
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Select to expand quote
Capt1986 said..
Hi everyone, I had a wing that blew out spontaneously while it was on the shore.
I'm a little lost how or why this happened.

Suspecting that the black colour caused an increase in pressure and inadvertently the blow out.
Anyone else have this happen to them?


Was it sitting on hot sand? That's the only time I ever saw one blow up before.

goggo
374 posts
30 Mar 2022 6:36PM
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Black is not a good colour for anything that is prone to expansion, except in the case of the model T, which intially was only available in black as the paint dried faster.



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Forums > Wing Foiling General


"Blow outs - Does a black strut/LE increase the risk?" started by Capt1986