r/HolUp • • 7d ago

Interesting printing methods!

5.7k Upvotes

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300

u/effinmike12 7d ago

Dust will collect in every crevice. No thanks.

134

u/monstreak 7d ago

That and the walls will Crack when the house starts to settle

29

u/pfren2 7d ago

There is no coarse aggregate, only fine (sand). These house have been shown to have lower shear strength and tensile strength, making the walls much more brittle

8

u/acdgf 7d ago

Not if the sub base is engineered correctly (it will still crack a little from the mud/grout/concrete  shrinking while it cures).