Performance of geo-polymer 3D printing concrete under ambient curing.

To meet the requirement of infrastructure construction, the importunity for producing the concrete is increasing daily. In fact, OPC synthesis utilizes a large amount of natural resources and energy, and it's also discharge a carbon dioxide into air. Therefore, Alternatives must be found to make the concrete as environmentally friendly. So, the researchers focused and adopted the Geo-polymers. Geo-polymers are inorganic alumino-silicate compounds are the raw materials for geo-polymer binders that are abundantly available in India, but their development has so far been limited. Various parameters were examined in the study, namely the ratio of fly ash, sodium hydroxide concentration, sodium silicate to sodium hydroxide ratio, curing time, curing temperature and percentage of the GGBS added. The geo-polymer substantial boundaries for this paper are at not entirely settled by preliminary projecting, like fastener (fly ash: GGBS), molar substance is 8M, the proportion of Na2SiO3/NaOH is 1.5, the proportion of fluid to cover is 0.5. And micro-structural analysis has been taken for the casted specimen. The experimental outcomes show that the compressive, split tensile, flexural test with the materials and grouping of sodium hydroxide arrangement. It was additionally seen that, the water content in the geo-polymer substantial combination is assumes a significant part in accomplishing the ideal compressive strength. Then we compare the values of normal concrete, fly-ash, fly-ash with GGBS and 3D printing concrete. [ABSTRACT FROM AUTHOR]