Topic: Concrete Admixtures
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Answers to Common Questions
Why Use an Admixture With Concrete?
Admixtures are natural or manufactured chemicals added to concrete before or after mixing. They're used to mitigate difficult construction situations or to give fresh or set concrete certain properties. Admixtures can augment the workabilit... Read More »
Source: http://www.ehow.com/info_8761265_use-admixture-concrete.html
What is Admixture in concrete?
Admixture is defined as a material other than cement, water and aggregate that is used as an ingredient of concrete and is added to the batch immediately before or during mixing. Read More »
Source: http://wiki.answers.com/Q/What_is_Admixture_in_concrete
What is concrete admixture test?
That depends on quite a few variables. There are established guidelines and tests that determine the performance characteristics of each type of chemical used in concrete. With each type there are different tests to be performed. For exampl... Read More »
Source: http://answers.yahoo.com/question/index?qid=20090717000704AAI9dHz
More Common Questions
Answers to Other Common Questions
To increase or decrease the properties of concrete. i.e, increasing the workability of concrete, increase the strength, increase or decrease the rate of hydration.
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Source: http://wiki.answers.com/Q/Why_should_you_used_admixture_in_concre...
IT IS QUITE LONG AN ANSWER. SO VISIT >>>http://www.concretethinker.com/applicati… AND GET THE INFORMATION YOU NEEDED. THKS.
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Source: http://answers.yahoo.com/question/index?qid=20100213035853AAuYRR7
Chemical admixtures are the ingredients in concrete other than portland cement, water, and aggregate that are added to the mix immediately before or during mixing. Producers use admixtures primarily to reduce the cost of concrete constructi...
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Source: http://answers.yahoo.com/question/index?qid=20091012193819AAUbInN
adding coconut fiber strengthens concrete by helping to prevent micro-cracks from propagating.
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Source: http://answers.yahoo.com/question/index?qid=20100131073501AARahsK
You may refer to ACI (American Concrete Institute) or BS Code (British Standard code) or ASTM (American Soceity of Testing Materials)
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Source: http://answers.yahoo.com/question/index?qid=20091109065353AA2CAsl
Any of these sites have pictures of concrete admixes: http://www.concretethinker.com/Content/I… http://www.caer.uky.edu/kyasheducation/i… http://www.cement.org/tech/images/AEA2.j… http://www.fhwa.dot.gov/pavement/pccp/pu… http://www.perviou...
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Source: http://answers.yahoo.com/question/index?qid=20100104011353AAPa2TE
Water Reducing Admixtures (WRA). They reduce the amount of water necessary to make the mix the same consistency or "slump". Air Entrainment. Makes microscopic air bubbles in the paste. This leaves air voids in the hardened concrete which al...
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Source: http://answers.yahoo.com/question/index?qid=20090405085816AASGpYF
