Results 121 to 130 of about 18,605 (255)

Study of Reinforced Concrete with the Addition of Pozzolanic against the Penetration of Chlorides through Electrochemical Impedance Spectroscopy

open access: yesConstruction Materials
The present work analyzes the behavior in terms of corrosion resistance of three reinforced concrete formulations over a period of 1 year. The samples were subject to a monitoring methodology using the Electrochemical Impedance Spectroscopy (EIE ...
Anilé Ossorio Domínguez   +5 more
doaj   +1 more source

Microstructure and mechanical properties of microwave-assisted heating of pozzolan-Portland cement paste at a very early stage [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2013
Portland-pozzolan cement pastes at a very early stage subjecting to microwave heating were investigated. Microwave with a 2.45 GHz and multimode cavity was used for the experiments.
Natt Makul, Dinesh Kumar Agrawa
doaj  

PERILAKU MATERIAL DAUR ULANG LAPIS PONDASI PERKERASAN JALAN YANG DISTABILISASI DENGAN SEMEN DAN POZOLAN ALAM [PDF]

open access: yes, 2015
Cement Treated Recycled Base (CTRB) is a compacted pavement base layer material that was developed to reuse recycled materials for the purpose of conservation of natural resources, minimizing construction cost, and to be more environmentally friendly ...
Prabandiyani RW, Sri   +2 more
core  

Considerations about the use of lime-cement mortars for render conservation purposes [PDF]

open access: yes, 2011
Some investigations about conservation renders points out that Portland cement based mortars should be avoided and should be replaced by lime-pozzolan mortars.
Faria, Joana   +3 more
core  

Kuat Tekan dan Perubahan Berat Mortar Abu Sekam Padi (Rice Husk Ash) di Lingkungan Air Gambut [PDF]

open access: yes, 2017
Peat water potentially damage and attack calcium, reduce the strength and accelerate corrosion of mortar and caused significant degradation in the long term.
Ednor, M. '. (Meirisa)   +2 more
core  

Ketahanan Mortar di Lingkungan Asam dengan Berbagai Tipe Semen [PDF]

open access: yes, 2014
This research study the compressive strength, porosity, weight changes, visual inspection and acidic penetration of mortar OPC cement, mortar PCC cement, and mortar with made by combine of OPC+10% Palm Oil Fuel Ash (POFA).
Hutapea, U. (Uliarta)   +2 more
core  

Mechanical Properties of a High Volume Natural Pozzolan Roller Compacted Concrete for Dams – Laboratory and Field Trials

open access: yesAndalasian International Journal of Applied Science, Engineering, and Technology
This article reports the experimental findings of critical thermo-mechanical properties of RCC containing a high proportion of natural pozzolan as a supplementary cementitious material for Roller Compacted Concrete (RCC) dam construction, and was ...
Amos Karuge   +3 more
doaj   +1 more source

Pembuatan Ultra High Strength Concrete Dengan Material Lokal [PDF]

open access: yes, 2012
Ultra High Strength Concrete (UHSC) merupakan terobosan yang sedang dikembangkan dalam beberapa dekade terakhir ini. UHSC memiliki beberapa kelebihan dibandingkan Normal Strength Concrete (NSC), yaitu beton UHSC memiliki ketahanan yang lebih baik ...
Antoni, A. (Antoni)   +2 more
core  

Potential of mixing aluminum shavings- cupola slag-mill scale to obtain a pozzolanic material by aluminothermy

open access: yesMinería y Geología, 2019
Chemical and thermodynamic possibilities assessment of aluminum thermodynamic lamination process mill scale-aluminum shavings was made to modify the cupola slag in a pozzolan (SiO2: 70%, Al2O3: 23% and CaO: 7%) by electric arc, using limestone and silica
Leidys Laura Pérez-González   +3 more
doaj  

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