نتایج جستجو برای: fired brick
تعداد نتایج: 10407 فیلتر نتایج به سال:
Abstract The article presents the alternative use of termite mound soils (TMSs) as full replacement for clay in brick production. TMSs from two localities, Jawaj and Sene, Ethiopia were investigated bricks samples contained high SiO 2 Al O 3. fired at different temperatures 500 to 1,000°C. obtained mean compressive strengths (σ), 18 14 MPa, observed made respectively, optimum firing temperature...
Abstract Limestone wastes have accumulated in large quantities countries all over the world. To reduce this materials work is presented. The goal of paper to study influence limestone powder on physical and mechanical fired clay bricks. It as replacement clay, varying content 5, 10, 15 20 wt % . water / soil ratio constant 0.3. Three stages firing are presented achieve maximum temperature. firs...
achaemenid glazed bricks of archaeological excavation of tall-e-ajori in persepolis city were studied by multiple instrumental analysis methods such as xrf, xrd, sem-eds, icp and optical microscopy to identify the compositional features of glaze and brick body. glaze samples are apparently white and yellow and this phenomenon are caused by the deterioration processes in burial environment, he...
The secondary aluminum ash is the black slag left after primary extracted from metal aluminum. To address environmental pollution and resource waste caused by accumulation landfill of ash, this study fabricated non-fired bricks using as principal raw material, which was supplemented cement, slaked lime, gypsum engineering sand. effects mix proportions various admixtures on mechanical properties...
This paper presents a numerical study on moisture transport in brick masonry walls with special focus the simulation of their hygric performance as well hydraulic phenomena at brick-mortar interface. A diffusivity model based Fick's law is used to describe accounting for both liquid and water vapor movement. The necessary parameters are obtained directly from experimental tests or determined by...
Abstract Generally, the production of sewage sludge waste has increased due to rapid growth population. Due that, disposal method become crucial issues nowadays. Therefore, this research focuses on investigation indoor air quality fired clay brick incorporating with sludge. The bricks were incorporated 0% and 5% two type at 1050°C heating rates 1°C/min. experiment Indoor Air Quality was obtaine...
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