rocket motor nozzel
thingiverse
Download the STL file, open it in Tinkercad and adjust the size to 19mm - it'll fit perfectly into a 25mm PVC conduit. Testing this nozzle is next on my agenda, I'm eager to see how well it holds up against heat and other stressors. I'd love to hear from you if you've had any experience with this design; your input would be invaluable in helping me refine it further.
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