narwhal's Discussions

narwhal's Discussions (2)

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Polyurethane

Can anyone recommend a polyurethane supplier that can supply the kind of PU needed to make blimp envelopes?

I am looking to build a blimp based off arduino (kind of like blimpduino), and was wondering where people generally bought their envelopes from, and what they recommended.Also wondering how quickly the helium manages to seep out of some of these enve

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narwhal's Discussions (2)

Polyurethane

Blimp Envelopes

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