how does constantly turning cement in a truck keep it from drying out/hardening

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I see cement trucks constantly turning the cement, I get that it may just be keeping it thoroughly mixed so no one part becomes more dried than the rest. Is that all that’s happening here?

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Anonymous 0 Comments

Concrete doesn’t “dry”. It “cures” when the individual components of the ingredients begin crystalizing and forming bonds between the minerals. Churning the mix stops these bonds from forming until it is poured into place.

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