Results 71 to 80 of about 411 (188)

Pozzolanic reactivity of the supplementary cementitious material pitchstone fines by thermogravimetric analysis

, 2009
Thermogravimetric (TG) analysis was applied to the characterisation of the pozzolanic reaction in mortars containing the supplementary cementitious materials (SCMs) pitchstone fines (PF) and fly ash (FA) as partial replacements for Portland cement (PC ...
Joyce, P, Ray, AS, P. Thomas, K. Vessalas, Thomas, PS, A. Ray, Guerbois, JP, J. Guerbois, P. Joyce, J. Haggman, Vessalas, K, Haggman, J   +11 more
core   +1 more source

Investigation of the pozzolanic properties of bricks used in horasan mortars and plasters in historic buildings [PDF]

, 2004
Proceedings of the 8th Conference and Exhibition of the European Ceramic Society; Istanbul; Turkey; 29 June 2003 through 3 July 2003Crushed brick used in historic brick-lime mortars and plasters (Horasan) were characterized for understanding their ...
Akkurt, Sedat, İpekoğlu, Başak, Böke, Hasan   +2 more
core   +1 more source

Chemical and thermal activation of perlite-containing cementitious mixtures

, 2010
Perlite is a volcanic mineral abundant in Turkey, China, Japan, the US and several EU countries. Expanded perlite has been widely used in producing lightweight concrete.
ERDOĞAN, SİNAN TURHAN, Saǧlik, Asli Ünsal   +1 more
core   +1 more source

Building MLR, ANN and FL models to predict the strength of problematic clayey soil stabilized with a combination of nano lime and nano pozzolan of natural sources for pavement construction

International Journal of Geo-Engineering
The current study aims at predicting the strength of the problematic clayey soils treated with combinations of pozzolan of natural sources and lime powder when added as soil additives at a nano scale.
Aref M. Al-Swaidani, Ayman Meziab, Waed T. Khwies, Mohamad Al-Bali, Tarek Lala   +4 more
doaj   +1 more source

Evaluation of pozzolanic reactivity of calcined kaolinite

, 2014
The need to improve the sustainability and the need for innovation in the cement industry has brought to light the practice of using additives to the cement in order to decrease CO2 emissions in industrial plants and increase the quality of cement in ...
De Souza, C.M.G., Garcia, E., Greiser, Sebastian, Jäger, Christian, Quarcioni, V.A.   +4 more
core   +2 more sources

Artificial weathering of water-repellent mortars suitable for restoration applications

, 2014
The study evaluates Portland limestone cement mortars, natural hydraulic lime mortars and pozzolan-lime mortars modified with water-repellent admixtures (metal soaps and siloxanes) for their use in the maintenance of historic buildings.
Balliana, E., Müller, U., Zendri, E., Falchi, L., Fontana, Patrick   +4 more
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Comportamiento sulfático y mecánicoresistente de cementos Portland con elevados contenidos de puzolanas (> 40%): su fundamento químico y justificación de otras consecuencias posibles

, 2019
Esta tesis Doctoral surge como una línea futura de Investigación a partir de los resultados obtenidos por Talero (1986), donde la dependencia del grado de RS o RM a edades iniciales de un Cemento de mezcla constituido por Portland y Puzolana, única y ...
Aramburo Varela, Carlos Hernando
core   +1 more source

Evaluación de la Silice obtenida de un subproducto industrial en pastas y morteros de cemento Portland

, 2009
In the present paper, the results of properties such as compression strength and fluidity in mortar; along with consistency, setting times and viscosity in pastes are shown.
Ospina, Michel Ángelo, Rendón, Diana Maricel, Mejía de Gutiérrez, Ruby   +2 more
core   +1 more source

Performance and mechanical behavior of a sulfate rich dispersive soil treated with carbide lime, artificial pozzolan blends and reinforced with fiber glass

, 2020
Solos dispersivos e sulfatados possuem características incomuns aos demais solos, demandando, desta forma, maior atenção durante sua utilização. Com relação às suas peculiaridades, a dispersão acontece devido à grande quantidade de sódio dissolvido em ...
Miguel, Gustavo Dias
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Effect of palm oil fuel ash (POFA) to steel fibre concrete towards drying shrinkage and heat of hydration [PDF]

, 2018
Pozzolan material is material that consist of siliceous or aluminous. Pozzolan in the presence of moisture can react with calcium hydroxide (Ca(OH)2) to form Calcium-Silicate-Hydrate gel (CSH gel) that responsible for the strength in cement based ...
Rasyiqah Afif, Md Ishak
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