• Overzeetop@lemmy.world
    link
    fedilink
    English
    arrow-up
    10
    ·
    1 year ago

    I’d be curious what their measure of concrete is. The plain stuff has 3000psi compressive strength and a usable modulus of rupture of around 250psi. And if it survives re-wetting / over-drying and aging.

    PLA is (very) roughly 20x that.