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Ettringite Formation and the Performance of Concrete - The Portland ...

to define ettringite and its form and presence in concrete, ... react with calcium aluminate in the cement to form ettringite ..... equipment, or general appearance.

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Effect of Curing Temperature and Cement Chemistry on the ... - PCI

The phenomenon of delayed ettringite formation (DEF) and its implications ... curing is one of the factors that can lead to delayed ettringite formation (DEF) and...

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Ettringite revisited

-exist about ettringite in cement: that it is associated .... Cheap supply of aluminous raw materials. (compete ... They are made with the same equipment as used...

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Ettringite - Wikipedia

Ettringite is a hydrous calcium aluminium sulfate mineral with formula: Ca6Al2(SO4)3(OH)12·26H2O. It is a colorless to yellow mineral crystallizing in the trigonal...

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Delayed Ettringite Formation A Concern for Precast Concrete? - PCI

Oct 18, 1990 ... identified as delayed ettringite attack, a process whereby the normal formation of ettringite in plastic portland cement concrete is either delayed...

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