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How to prevent flash set OF CONCRETE?

Anonymous

∙ 14y ago

Updated: 12/9/2022

You can add citric acid and sugar to stop hydration. But then the concrete is unusable and you need to throw it away.

Wiki User

∙ 14y ago

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Q: How to prevent flash set OF CONCRETE?

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How do you put concrete on concrete and make it stick?

you need to have a ''keyway''---that is a groove in the base concrete,can be cut in if concrete has set,if not set,oil a 2x4lightly(lightly) & imbed it into the base concrete flush.

Do vinyl fence posts need to be set in concrete?

yes they need to be set in concrete. depending on your fence, one bag of concrete per post should be enough.

What is the setting time of concrete?

The length of time that concrete takes to set, will depend on the temperature. It would take approximately 4 hours for concrete to set at a temperature of 80 degrees.

How can you permanently retard fresh concrete?

Regular sugar will cause the concrete to never set.

How do you soften concrete?

you can't once set.

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Related Questions

Why does a flash set happen in concrete?

A flash set can occur in concrete when the cement mixture hardens rapidly due to factors like high temperatures, improper mixing, or the use of certain additives. This can result in decreased workability and potentially compromise the overall strength and durability of the concrete.

Why 2 gypsum is added in the cement?

Gypsum is added to cement to control the setting time of the cement and prevent early hydration, which can affect the workability of the concrete mixture. It also helps in preventing flash setting and cracking in the final concrete structure.

How do you put concrete on concrete and make it stick?

you need to have a ''keyway''---that is a groove in the base concrete,can be cut in if concrete has set,if not set,oil a 2x4lightly(lightly) & imbed it into the base concrete flush.

How do you prevent concrete honeycomb?

Honeycombs in concrete are empty spaces that decrease the structural integrity of the concrete. These can be eliminated by rolling the concrete tight after pouring it.

Do vinyl fence posts need to be set in concrete?

yes they need to be set in concrete. depending on your fence, one bag of concrete per post should be enough.

Can ants damage concrete?

Over time, ants can damage concrete. However, if you keep all the cracks in concrete caulked, it will prevent the ants from damaging the concrete.

Why should defective concrete be immediately repaired on new or old concrete?

to prevent further damage

How can I effectively use concrete molds for my project?

To effectively use concrete molds for your project, follow these steps: Prepare the mold by cleaning and lubricating it to prevent sticking. Mix the concrete according to the instructions, ensuring it is the right consistency. Pour the concrete into the mold, tapping it to remove air bubbles. Allow the concrete to set and cure according to the recommended time. Carefully remove the mold to reveal the finished concrete piece.

How does the forest prevent flash flood in the plain?

forest prevent frequent occorence of rain

How does a forest prevent flash floods in the plains?

forest prevent frequent occorence of rain

What is the setting time of concrete?

The length of time that concrete takes to set, will depend on the temperature. It would take approximately 4 hours for concrete to set at a temperature of 80 degrees.

How do you produce concrete blocks?

You pour liquid concrete into a frame and let it set.

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