Buscar
Itens para a visualização no momento 1-3 of 3
Estudo da carbonatação da camada de cobrimento de protótipos de concreto com altos teores de adições minerais e cal hidratada
(Universidade Federal de Santa Maria, 2008-02-01)
In this study deals the covercrete structural concrete layer with the use of hydrated lime in substitution in mass of the sand in ternary mixture of 70% of blast-furnace slag, 20%-fly ash and 10% of cement CPV-ARI (EVC) ...
Carbonatação em concreto com cinza de casca de arroz sem moagem
(Universidade Federal de Santa Maria, 2008-04-28)
This research is part of a project that aimed to evaluate the technical viability of the use of unground (in natura) residual Rice Husk Ash (RHA), without grinding, for structural concrete. The present work investigated ...
Carbonatação e absorção capilar em concretos de cimento Portland branco com altos teores de adição de escória de alto forno e ativador químico
(Universidade Federal de Santa Maria, 2008-08-12)
The carbonation phenomenon, reaction between CO2 from the atmosphere in the presence of humidity with the Portland cement hydration products, induces pH reduction to levels that can cause the elimination of steel s protective ...