effect of waste paper sludge ash

    • Properties of Waste Paper Sludge Ash (WPSA) as cement repl…

      In the effort to produce sustainable concrete, considerable attempt has been placed on replacing the main ingredients in concrete mixtures with more sustainable materials with the objective to reduce the carbon footprint. One of the replacement materials is waste paper sludge ash (WPSA), a local industrial by-product generated abundantly by newsprint mills which possesses considerable ...

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    • Upgrading and Evaluation of Waste Paper Sludge Ash in …

      Paper sludge fly ash could be a feasible replacement of cement; however, its high water demand limits the substitution level to 10% by mass of binder. Therefore, different upgrading methods including water treatment and thermal treatment are performed, and their effects …

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    • The properties of wastepaper sludge ash and its generic ...

      Fauzi M A, Sulaiman H, Ridzuan A R M and Azmi A N 2017 The effect of recycled aggregate concrete incorporating waste paper sludge ash as partial replacement of cement …

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    • Hydrophobic concrete using waste paper sludge ash ...

      2015-4-1 · Paper sludge ash (PSA) was obtained from Aylesford Newsprint Ltd., a major UK newsprint manufacturer producing 400,000 tonnes per year of recycled newsprint from 500,000 tonnes of waste paper fibre. This generates about 70,000 tonnes of PSA every year.

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    • (PDF) APPLICATION OF PAPER SLUDGE ASH IN …

      They found that if waste paper sludge ash use only as a binder for the construction industry there are some problem observed due to presence of lime. On the other hand they found that this is very useful in Road works, especially for the stabilization of soil. Wong et al.,(2015) tried to use waste paper sludge ash in hydrophobic concrete.

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    • The Effect of the Mixing Ratio of Fly Ash and Paper ...

      2020-10-13 · Two of the major sources of waste produced by the pulp and paper industry are wastewater treatment sludge and fly ash from the combustion of wood waste and coal. The current disposal method of these two wastes are in landfills. Alternatives are being looked at for disposing of the sludge including spreading on agricultural land or using it as a

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    • WASTE PAPER SLUDGE ASH AND GROUND …

      2018-6-10 · This paper investigates workability and strength of concrete made with different proportions of waste paper sludge ash (WSA) and ground granulated blast-furnace slag (GGBS) as binder, at two w/b rations: 0,5 and 0,4. Specimens were tested unconfined compressive strength after 1, …

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    • (PDF) Waste Paper Sludge Ash as Supplementary Material …

      In this study waste paper sludge ash was partially replaced as 5%, 10%, 15% and 20% in place of cement in concrete for M-25 mix and tested for its compressive strength, tensile strength, water ...

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    • Utilization of Rice Husk Ash and Waste Paper Sludge Ash …

      2019-5-1 · Utilization of Rice Husk Ash and Waste Paper Sludge Ash as Partial Replacement of Cement in Concrete - written by Rasik Fayaz, Er. Parvinderjeet Kaur, Er. Kiran Talwar published on 2018/07/30 download full article with reference data and citations

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    • Study on Partial Replacement of Cement with Waste …

      2020-4-28 · sludge ash and to reduce disposal and pollution problems due to waste paper sludge ash. The innovative use of waste paper sludge ash in concrete as a supplementary cementitious material was tested as an alternative to fibre reinforced concrete. In this study waste paper sludge ash was partially replaced from 5%, 10%, 15% in cement to get ...

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    • Upgrading and Evaluation of Waste Paper Sludge Ash in …

      2021-5-21 · per sludge is directly disposed of at landfill sites. A more favorable processing route is the incineration of paper sludge, which reduces the waste volume and in the meantime produces energy in special power plants or bioenergy power plants (Doudart de la Grée et al. 2016). Moreover, the produced paper sludge fly ash (PsFA) can be

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    • Waste paper sludge ash as supplementary material for …

      The large-scale production of cement is causing environmental problems and also depletion of natural resources. This research work demonstrated the possibilities of using waste paper sludge ash as partial replacement of cement in concrete. An uncontrolled combustion process was used to obtain waste paper sludge ash (WPSA) as an admixture to ordinary portland cement of grade M43 and M53 in...

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    • Experimental studies on pulp and paper mill sludge ash ...

      2020-2-18 · Keywords paper industry, fluidized bed combustion, paper mills, pulp mills, sludge, ashes, fly ash, waste treatment Abstract Ash formation during the fluidized bed combustion (FBC) of pulp and paper mill sludges has been experimentally studied on an industrial and bench scale. The methods included aerosol measurements, chemical and crystalline

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    • Influence of Waste Paper Sludge Ash (WPSA) and Fine ...

      In the effort to produce sustainable concrete, considerable attempt has been placed on replacing the main ingredients in concrete mixtures with more sustainable materials with the objective to reduce the carbon footprint. One of the replacement materials is waste paper sludge ash (WPSA), a local industrial by-product generated abundantly by newsprint mills which possesses considerable ...

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    • Properties of Waste Paper Sludge Ash (WPSA) as cement ...

      2011-6-3 · Abstract: Waste Paper Sludge Ash (WPSA) is a waste material collected from the Paper Industry. WPSA is used as cement replacement in producing mortar and was investigated on its chemical, physical and mechanical properties. Construction material with natural resources now become limited and causes of air pollution and environmental problems.

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    • Hydrophobic concrete using waste paper sludge ash

      2019-5-11 · Paper sludge ash (PSA) is a waste generated by the paper recycling industry. It is produced when dewatered . 58 . waste paper sludge, a by-product of the de -inking and re-pulping of paper, is combusted to reduce waste . 59 . volume and to produce energy. The combustion process is regulated in the EU and typically uses fluidised . 60

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    • Paper Mill Sludge Ash as Supplementary Cementitious ...

      In Italy, about 600,000 t of paper mill sludge is produced yearly. About 6 kg of sludge is produced per ton of paper produced. The paper mill sludge is recovered from a primary mechanical separation process. When it is combusted as a single fuel source, it produces paper mill sludge ash (PA).

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    • APPLICATION OF PAPER SLUDGE ASH IN …

      2017-4-18 · 2. CHARACTERISTICS OF PAPER SLUDGE ASH 2.1 Physical properties Paper mill sludge is composed of mineral fillers, small cellulose fibres, water, inorganic salts and organic compounds .Paper sludge ash is produced by incinerating waste paper sludge from the paper manufacturing process.

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    • Use of waste paper sludge ash as a calcium-based ...

      2018-10-15 · Dunster, AM (2007) Characterisation of Mineral Wastes, Resources and Processing technologies – Integrated waste management for the production of construction material. Case study: Paper sludge and paper sludge ash in Portland cement manufacture. WRT 177 / WR0115. Leeds, UK: University of Leeds.

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    • International Journal of Technical Research (I JTR) Vol. 5 ...

      2019-5-24 · waste paper sludge ash up to 5% by weight showing 15% increase in compressive strength at 28 days. With increase in waste paper sludge ash content, percentage water absorption increases. With increase in waste paper sludge ash content, average weight decreases by 4.58% for mixture with 20% waste paper sludge ash content thus

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    • SEM and EDX Analysis of Waste Paper Sludge Ash and …

      2020-7-30 · the waste paper sludge ash contains large amount of oxides of calcium, silica and aluminium. The components and their proportions of the minerals of the waste paper sludge ash is very resembles with the cement. Hence, it is suggested that the waste paper sludge ash could be replaced for the partial replacement of cement for making concrete ...

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    • Study of Concrete Involving Use of Waste Paper Sludge …

      2016-5-18 · 2.2. Waste paper Sludge Ash (WSA) Waste paper sludge was obtained from JML waste paper corporation, Pathankot, Punjab, India. It was then sun dried and incinerated so as to convert it into ash. The ash was sieved through 90 micron (90µm) Indian Standard sieve. The specific gravity of waste paper sludge ash was found to be 2.6 emical ...

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    • Morphology and Physical Analysis of Waste Paper Sludge …

      Waste paper sludge ash (WPSA) is a byproduct and problematic waste of paper industries. The investigation was driven by the increasing demand for reuse options in paper-recycling industry. This paper present on the morphology and physical analysis studies on polymerization of WPSA mortar. Two (2) types of polymeric mortar mixes containing WPSA with alkaline activators and without alkaline ...

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    • Investigate the Effect of Paper Sludge Ash Addition on the ...

      2020-11-7 · Ignition of waste paper sludge at elevated temperatures to produce electricity in power generation plants utilizing fluidized bed combustion generates paper sludge ash. Due to the high concentration of lime and gelignite in paper sludge ash, it is expected that it will play a vital role as a cementitious material. This paper investigates the use of paper sludge ash to improve the mechanical ...

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    • PERFORMANCE OF FOAMED CONCRETE WITH WASTE …

      Waste paper sludge ash (WPSA) used in this study was collected from Malaysian Newsprint Industries Sdn Bhd (MNI), Pahang. The chemical composition of Portland cement and WPSA is presented in Table 1. Local silica sand, having a fineness modulus of 2.46 was also used in the present study.

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    • (PDF) APPLICATION OF PAPER SLUDGE ASH IN …

      Ishimoto et al., (2000) scrutinize that paper sludge contains 60% water and 40% solids. And soli ds contains 30%. ash, others is igniti on loss. Liaw et al., (1998) found a …

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