EFFECTS OF SUGAR AS RETARDER ON THE PROPERTIES OF CONCRETES MADE WITH SELECTED BRANDS OF PORTLAND CEMENT IN NIGERIA
ABSTRACT Hot weather, which is characterized by high ambient temperature and low relative humidity causes rapid setting of cement paste and difficulties during concreting. Admixtures that retard rapid setting of cement paste and modify workability of concrete are necessary to prevent fresh concrete from the adverse effects of hot weather. However, in Nigeria the retarding admixtures are imported and also expensive. Sugar a locally sourced admixture is another substitute ...
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