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cement sand and iron ore testing in nigeria

Mar 04, 2014· An evaluation of the Itakpeiron oretailings (IOT) forconcreteproduction has been carried out using the material to replacesandandcement, in proportions of 5 % up to 30 %, and curing for periods 90 days in water. Characterization of the material showed that it has pozzolanic properties, and can be used as a retarder for hot-weather concreting.

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