04 May 2023 5 3K Report

What concrete binder is used in your country? (cement, ash, slag ... and what else?)

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Can two types of cement be used simultaneously in one recipe for concrete composition?

Can two types of cement be used simultaneously in one recipe for concrete composition? (The first is cement as a binder and the second as sealing the graining structure).

20 September 2020 9,715 17 View

Does it make sense to add 12 mm long polymer fibers to a concrete mix with a maximum grain size of 8/16 mm?

Does it make sense to add 12 mm long polymer fibers to a concrete mix with a maximum grain size of 8/16 mm? (length of fiber anchorage in the concrete mix).

20 September 2020 5,173 2 View

Does the amount of shrinkage stress in concrete depend on the type of aggregate used? Is it only on the type of cement ?

Does the amount of shrinkage stress in concrete depend on the type of aggregate used? Is it only on the type of cement ?

19 August 2020 7,419 17 View

What happens if the amount of water used in the concrete mix is below the stoichiometric level ?

What happens if the amount of water used in the concrete mix is below the stoichiometric level ?

19 August 2020 9,334 3 View

What is the stoichiometric water level in a concrete mix?

What is the stoichiometric water level in a concrete mix?

19 August 2020 6,921 3 View

Does it make sense to design a concrete mix where the amount of water is equal to the amount of stoichiometric water ?

Does it make sense to design a concrete mix where the amount of water is equal to the amount of stoichiometric water ?

19 August 2020 2,871 3 View

Do you know the results of research, scientific articles or scientific theories on the adhesion of steel and synthetic fibers to the cement matrix?

Do you know the results of research, scientific articles or scientific theories on the adhesion of steel and synthetic fibers to the cement matrix?

14 August 2020 5,983 4 View

Is it a good solution to use long steel fibers (50 and 60 mm) in self-compacting concrete mixtures?

Steel fibers can block the flow of concrete mix between the rebars. Is it a good solution to use long steel fibers (50 and 60 mm) in self-compacting concrete mixtures?

13 August 2020 596 9 View

Do you know of mineral or synthetic additives that influence the deaeration and form a tight structure of the concrete mix?

Do you know of mineral or synthetic additives that influence the deaeration and form a tight structure of the concrete mix?

11 August 2020 4,970 3 View

Do you know the chemical admixtures that affect the deaeration and form a tight structure of the concrete mix?

Do you know the chemical admixtures that affect the deaeration and form a tight structure of the concrete mix?

11 August 2020 508 3 View

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