Technical Questions

ACI Committees, Membership, and Staff have answered common questions on a variety of concrete related topics.

Can you have too much paste or mortar?

Q. Can you have too much paste or mortar?


A. Yes, and if that occurs, vibration can assist gravity in causing the coarse aggregate to sink and produce segregation. Sufficient coarse aggregate should prevent this from taking place.


References: SP-1(02); ACI 304R-00

Topics in Concrete: Concrete Fundamentals; Placing

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