My rocket motor collection (both used and unused) is growing

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Unsure how to size a flange for a personal project. Details in comments

1yr ⋅

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CFD of my hand calculated conical nozzle for a 100N LRE (Propane/GOx)

2yr ⋅

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What causes these oscillations in the graph? I'm just curious. 10K iterations. CFD solve still in progress.

2yr ⋅

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KSGER T12 tip glowing. Station heats up to well over set temperature whilst flashing error. Happens with different tips. Tried three tips, and it happens with each one. What’s wrong? Do I ask for a replacement unit?

2yr ⋅

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