Results 1 to 10 of about 27,661 (213)

Stages in the final computer control of cement kilns

open access: yesMateriales de Construccion, 1969
Not ...
A. Skull
doaj   +1 more source

Multiple Optimization of Cold Reclaimed Asphalt Pavement Mixture [PDF]

open access: yesE3S Web of Conferences, 2023
Many asphalt pavements fail structurally after having performed well for some years. In China, when low volume of traffic highway is recycled, the asphalt surface course and the base course stabilized by inorganic stabilizers are sometimes recycled and ...
Yin Kangliying
doaj   +1 more source

A comparative evaluation of compressive strength of Portland cement with zinc oxide eugenol and Polymer-reinforced cement: An in vitro analysis

open access: yesIndian Journal of Dental Research, 2014
Objective: The purpose of this study is to evaluate the ultimate compressive strength of 50% and 25% Portland cement mixed with Polymer-reinforced zinc oxide eugenol and zinc oxide eugenol cement after 1 hour, 24 hours, and 7 days.
S Prakasam   +3 more
doaj   +1 more source

Formula of Moulding Sand, Bentonite and Portland Cement toImprove The Quality of Al-Si Cast Alloy

open access: yesJournal of Mechanical Engineering Science and Technology, 2017
A binder is any material used to strengthen the bonding of moulding sand grains. The primary function of the binder is to hold the moulding sand and other materialstogether to produce high-quality casts. In this study, there were four binder compositions
Andoko Andoko   +3 more
doaj   +1 more source

Properties of paving units incorporating slag cement

open access: yesHBRC Journal, 2013
The aim of this study is to investigate the effect and possibility of using Portland slag cement in the production of interlocking paving units. Paving units consist of two layers. Four mixes were cast.
Hanan A. El Nouhy
doaj   +1 more source

Assessment of properties of ultra-high performance cementitious composites with glass powder waste [PDF]

open access: yesRevista IBRACON de Estruturas e Materiais, 2022
Novel developments on concrete technology such as high and ultra-high-performance concrete (HPC and UHPC) are notorious by its high consumption of Portland cement.
Silvete Mari Soares   +4 more
doaj   +1 more source

Characteristic of compressive and tensile strength using the organic cement compare with portland cement

open access: yesCase Studies in Construction Materials, 2018
The waste problem is a problem faced throughout the world. This research aims to save the environment with on the utilization of recycling waste materials that do not contribute much in people's lives over the years.
Muhammad Syarif   +3 more
doaj   +1 more source

The effect of cement modification on the rheological properties of cement paste

open access: yesJournal of Civil Engineering and Management, 2014
Experimental tests have determined the effect of slag, opoka (silica-calcite sedimentary rock), silica fume (SiO2) suspension, dolomite dust and sodium silicate solution (NaSS) together with the polycarboxylatether based plasticizing admixture on the ...
Eugenijus Janavičius   +4 more
doaj   +1 more source

Portland cement versus MTA as a root-end filling material. A pilot study [PDF]

open access: yesActa Cirúrgica Brasileira, 2015
PURPOSE: To assess periradicular lesions clinically and by computed tomography (CT) after endodontic surgery using either Portland cement or mineral trioxide aggregate (MTA) as a root-end filling material.
Sérgio Ribeiro da Silva   +4 more
doaj   +2 more sources

Analysis of Chemical Composition of Portland Cement in Ghana: A Key to Understand the Behavior of Cement

open access: yesAdvances in Materials Science and Engineering, 2015
The performance of Portland cement in concrete or mortar formation is very well influenced by chemical compositions among other factors. Many engineers usually have little information on the chemical compositions of cement in making decisions for the ...
Mark Bediako, Eric Opoku Amankwah
doaj   +1 more source

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