For a full blue belt of 2700 / min, you can merge four of the 675 / min blueprint, or two of the 1350 / min, whichever you prefer.
by Unknown Author · updated 6/19/2023 · 14
Originally shared on the public FactorioPrints / Factorio School archive (factorioprints.com · factorio.school). Authorship preserved from the public catalog.
For a full blue belt of 2700 / min, you can merge four of the 675 / min blueprint, or two of the 1350 / min, whichever you prefer.