Originally shared on the public FactorioPrints / Factorio School archive (factorioprints.com · factorio.school). Authorship preserved from the public catalog.
Simple kovarex enrichment process blueprint based on manipulator enable/disable logic. The lower manipulator can be replaced with a fast one, as it always carries only one item.
U-238 input at the top, U-235 output at the bottom.
To start, you need to manually insert 40 U-235 to centrifuge.