نتایج جستجو برای: pozzolanic materials

تعداد نتایج: 436654  

Journal: :Science and engineering of composite materials 2023

Abstract Sewage sludge is frequently stable and safe when used as construction materials since it bypasses several of the costly energy-intensive phases usage. This supported by numerous studies, particularly proportion sewage at ideal levels. The primary goal this article to demonstrate use in building materials. Novel properties such slump flow setting time well strength compressive strength,...

Journal: :Composites Part B-engineering 2022

Applied electric fields , the reason behind stray currents, accelerate ingress of sulfate into cementitious materials . To identify mitigation approaches, this study investigates effects slag and fly ash on sodium attacks cement pastes under a constant current. The mineralogical alterations induced by were analyzed using X-ray diffractometry, thermogravimetric analysis scanning electron microsc...

Journal: :International Journal of Concrete Structures and Materials 2023

Abstract The main objective of the present work is to evaluate using alkaline wastewater from pot factories (recycled NaOH solutions with variant concentrations and pH values) along waste powders possessing pozzolanic properties, such as supplementary cementitious materials stone dust in concrete under normal manufacturing conditions. An extensive analysis chemical components physical propertie...

Journal: :Reviews on Advanced Materials Science 2022

Abstract Rice husk is considered as a waste product of farming. However, rice ash (RHA) has good pozzolanic activity, which can be used in cement-based materials supplementary cementitious material (SCM), and it also suitable for self-compacting concrete (SCC). This study reviews the physical chemical properties RHA RHA–SCC mixtures such fresh (crucial factors evaluation methods workability SCC...

Journal: :Afyon Kocatepe University Journal of Sciences and Engineering 2017

Journal: :Buildings 2022

Solving problems with hazardous waste materials is of crucial importance today. In the presented study, application vitreous enamel as a cement replacement up to 30% in mortar and concrete production was investigated. The chemical physical-chemical characterization starting material performed, well leaching test physical-mechanical mixes. Obtained results showed that, due its composition, used ...

Journal: :Construction and Building Materials 2022

Gasification slag is a solid waste generated by the coal chemical industry which has emerged in recent years. In this paper, effect of gasification (CGS) powder content on reaction kinetics, gel structure and compressive strength Portland cement was investigated for potential application CGS powders cementitious materials. The blended with analyzed using X-ray diffraction, Fourier transform inf...

Journal: :Periodica Polytechnica-civil Engineering 2021

Across the world, a huge amount of waste materials is deposited from different industrial or construction activities. Out this massive quantity, petite recycled and remaining dumped in vulnerable lands. This paper deals with potential utilization solid reactive powder concrete, practically powdered glass originating bottles ceramics tile process. First, optimum ratio pozzolanic material (cerami...

Journal: :IOP conference series 2022

Abstract The utilization of gypsum board and fly ash waste as alternative materials in making bricks is one the efforts to reduce amount industrial construction sector, namely waste. use cannot be separated from relatively large potential pollute environment. pozzolanic properties contained combined with are expected improve quality bricks. purpose this study was determine value compressive str...

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