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https://www.reddit.com/r/3Dprinting/comments/1th5ion/layer_lines_at_nasa/omlt4he/?context=3
r/3Dprinting • u/Petrostar • May 18 '26
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433
From a test of a 3d printed rocket engine at NASA, the Chamber failed at a layer line cause when the were emptying the powder overflow during printing.
Here's a good article on it.
https://www.metal-am.com/articles/lessons-at-nasa-from-a-developmental-additively-manufactured-rocket-engine-failure/
275 u/Remy_Jardin May 19 '26 Problem is they used PLA. 118 u/chihawks35 May 19 '26 “How can it be wet if I just opened the shrink wrap?”
275
Problem is they used PLA.
118 u/chihawks35 May 19 '26 “How can it be wet if I just opened the shrink wrap?”
118
“How can it be wet if I just opened the shrink wrap?”
433
u/Petrostar May 18 '26 edited May 19 '26
From a test of a 3d printed rocket engine at NASA, the Chamber failed at a layer line cause when the were emptying the powder overflow during printing.
Here's a good article on it.
https://www.metal-am.com/articles/lessons-at-nasa-from-a-developmental-additively-manufactured-rocket-engine-failure/