[PDF] Top 20 PERFORMANCE OF ALKALI ACTIVATED SLAG WITH VARIOUS ALKALI ACTIVATORS
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PERFORMANCE OF ALKALI ACTIVATED SLAG WITH VARIOUS ALKALI ACTIVATORS
... three alkali activated slag mixes of the same binder content and the same water binder ...different activators investigated was found to achieve good workability comparable with that of ... See full document
9
Impact of water content on the performance of alkali-activated slag concretes
... Alkali activated slags (AAS) are gaining significant attention as materials with great potential for replacing Portland cement for production of concretes (Provis, ...the performance of AAS ... See full document
5
Performance at high temperature of alkali-activated slag pastes produced with silica fume and rice husk ash based activators
... of alkali-silicate activated slag cements produced with sodium silicates derived from silica fume (SF) and rice husk ash ...alternative activators developed higher compressive strengths than ... See full document
10
High-temperature performance of mortars and concretes based on alkali-activated slag/metakaolin blends
... as alkali-activated cements (1, 2), which have been classified in two groups: systems based on (Na,K) 2 O-CaO-Al 2 O 3 -SiO 2 -H 2 O, including alkali-activated slag binders, and ... See full document
19
Engineering Properties of Alkali Activated Slag Concrete Under Ambient And Heat Curing
... (2.33 and 1.0) with concentration of NaOH solution as 12M and 16M.Specimens were cast and cured under ambient and heat curing(24 h at 60 о C) conditions after undisturbed for 24 h in moulds at room temperature. Their ... See full document
6
Alkali Activated Slag Characterization by Scanning Electron Microscopy and X-ray Microanalysis
... to performance properties: class of cement, which is based on the strength of the mortar after 28 days of hardening; the rate of strength development after two days of hardening; and the setting time standards ... See full document
90
Tests on Alkali Activated Slag Foamed Concrete with Various Water Binder Ratios and Substitution Levels of Fly Ash
... the performance of foam agent ...Therefore, various experiments and statistical data banks are re- quired to establish a reliable mixing proportion for AA GGBS foamed concrete with a lower environmental im- ... See full document
7
An Experimental Study on Alkali Activated Slag Concrete using GGBS and Flyash
... The mixture f sodium hydroxide (NaOH) and sodium silicate have proved to deliver the best performance in alkali activated binders. Hence in the present investigation, a combination of sodium ... See full document
5
Advances in near-neutral salts activation of blast furnace slags
... understanding alkali-activated slag materials at micro- and macroscopic scales, as discussed in recent reviews [7, 8], particularly for those materials produced with sodium silicate solutions as ... See full document
6
EFFECT OF FINENESS ON STRENGTH OF ALKALI-ACTIVATED BLAST FURNACE SLAG PASTES
... furnace slag consists primarily of silicates, alumina-silicates and calciumalumina-silicates and can be good source material for making high performance alkali-activated materials which can be ... See full document
7
Experimental investigation of alkali activated slag and flyash based geopolymer concrete
... of Alkali-Activated and Flyash based Geopolymer Concrete comparing with the conventional concrete of M40 ...The Alkali activators are prepared by combining sodium hydroxide and sodium silicate ... See full document
5
STRENGTH AND MICROSTRUCTURE OF ALKALI-ACTIVATED BLAST FURNACE SLAG PASTE
... Mohd. Nadeem Qureshi, M.E. (Civil) is working as a senior lecturer in Civil Engineering Department, Government Polytechnic, Khamgaon. (M.S), India. He is presently pursuing Ph.D in the field of ... See full document
11
Alkali-activated materials – cementing a sustainable future
... of alkali-activated binders based on granulated blast furnace slags, metakaolin and their blends, developed by the Composite Materials Group of Universidad del Valle over the past ...of activated ... See full document
13
Performance Evaluation of Alkali Activated Fly Ash Lightweight Aggregates
... for various binder and fly ash and the mix combination of each binder material is given in Table ...of various type of lightweight aggregates used in the ... See full document
10
Water content modifies the structural development of sodium metasilicate-activated slag binders
... In alkali-activated binders, the role of water differs from that which is known for Portland cement, as the reaction is not driven solely by a hydration ...the alkali activating solution promotes the ... See full document
12
Improving The Microstructure And The Strength Of Alkali Activated Slag Mortar Under Ambient Temperature
... [22]. Alkali activated materials, can be used with blast furnace slag, coal fly ash, calcined clays, and natural pozzolans to give good results ...furnace slag is a by-product generated during ... See full document
8
Drying Shrinkage and Durability Studies on Alkali Activated Slag Concrete Using Different Activators
... The effect of curing on o xygen permeability for the OPC and OPC/Slag mi xes are shown in Fig 7 and Fig 8, where it is clear that o xygen permeab ility under dry curing was over 10 t imes hig her co mpared to ... See full document
10
Influence of slag composition on the stability of steel in alkali-activated cementitious materials
... When immersed in alkaline, chloride-rich solu- tions, both mortars exhibited similar values of these two electrochemical parameters in comparison with those obtained in alkaline solutions without chloride. This would ... See full document
20
Influence of slag composition on the stability of steel in alkali-activated cementitious materials
... 150 days, Fig. 4. Similar results were obtained after 60 days, so the discussion here focuses on the 150-day samples. The BFS and SiMn mortars exposed to standard laboratory conditions were white, having lost their ... See full document
20
Are alkali activated slag concretes suitable for reinforced concrete in chloride environments?
... Basheer, M orcid.org/0000-0002-0835-8029, Ma, Q, Nanukuttan, S et al. (2 more authors) (2018) Are alkali activated slag concretes suitable for reinforced concrete in chloride environments? In: TBC. ... See full document
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