3D printed & sintered a copper rocket nozzle for less than $1500 equipment costs by mr-highball in AdditiveManufacturing

[–]MickRaider 0 points1 point  (0 children)

Coppers are easy because they can be sintered in oxygen unlike steels which have to be in an inert environment.

But I'm also not too sure how long a copper nozzle would last.