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Gypsum-lime expanders based on citrogypsum.

The possibility of using citrogypsum was determined for production of gypsum-lime expanders. When introducing additives based on lime and citrogypsum ...
Issue №6, 2010
Section: Waste utilization
Keywords: Portland cement; expansion agent; citrogypsum; lime
Autor: L.L. Nesterova, I.G. Luginina, L.S. Schelokova, D.V. Leontieva.

Acceleration by retardation

The «acceleration by retardation» concept is to make an admixture composition that will accelerate the setting of Portland cement by retarding two oth...
Issue №5, 2012
Section: Science and production
Keywords: acceleration, expansion, flash set, gypsum, isothermal calorimetry, retardation
Autor: H. Justnes.

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