[amsat-bb] Re: Technical question regarding the long term performance of nylon in space

Bryan Klofas bklofas at gmail.com
Wed Dec 10 23:40:10 PST 2008

Hey Graham--

Make sure not to use the "UV resistant" monofiliment fishing line. If I 
remember correctly, we had a hard time finding non-UV proof fishing line 
in our local stores when we were trying different antenna tying methods 
for our CubeSats.

Bryan Klofas, KF6ZEO

Graham Shirville wrote:
> Hi all,
> I think this is a new one!
> It has been suggested that the nylon "fishing line" that is sometime used on space craft to retain a deployable item like an antenna or sensor will decay quickly in space due to radiation and out gassing destroying its structure.
> This might mean that the usual "hot" knife type cutter system could be redundant if quick release is not a  mission requirement.
> Does anyone have any data on this or know if any research has been done?
> thanks
> Graham
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