Effect of fly and bottom ash mixture from combustion of biomass on strength of cement mortar

The preliminary results of fly and bottom ash mixture form combustion od biomass (80% of tree waste and 20% of palm kernel shells) for the produce of ceramic mortars has been presented. Currently, bio- ash from fluidized bed are deposited in landfills. Use of this ash to production of cement mortar...

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Main Authors: Ulewicz Małgorzata, Jura Jakub
Format: Article
Language:English
Published: EDP Sciences 2017-01-01
Series:E3S Web of Conferences
Online Access:https://doi.org/10.1051/e3sconf/201712301029
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author Ulewicz Małgorzata
Jura Jakub
author_facet Ulewicz Małgorzata
Jura Jakub
author_sort Ulewicz Małgorzata
collection DOAJ
description The preliminary results of fly and bottom ash mixture form combustion od biomass (80% of tree waste and 20% of palm kernel shells) for the produce of ceramic mortars has been presented. Currently, bio- ash from fluidized bed are deposited in landfills. Use of this ash to production of cement mortar instead of sand will reduce the consumption of the mineral resources. The chemical composition of this waste materials was determined using X-ray fluorescence (spectrometer ARL Advant ‘XP). Cement mortar were made using CEM I 42.5 R. The ash were added in an amount 20% of cement weight (in different proportions of fly and bottom ash). The results showed, that the compressive strength (after 28 days) of cement mortar containing ash is higher regardless of the type of ash mixture used. The highest compressive strength (increased by 7.0% compared to the control sample) was found for cement mortars in which the ratio of fly ash to bottom ash was 10/90. This mortars also showed the highest frost resistance (after 150 cycles freezes and unfreeze). The largest decrease the compressive strength (over 18.7%) after the frost resistance test. While cement mortars in which the ratio of fly ash to bottom ash was 90/10 showed the highest frost resistance (after 150 cycles freezes and unfreeze).
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spelling doaj.art-8c60e6fdb4024773b7c0b2b22457267c2022-12-21T20:18:15ZengEDP SciencesE3S Web of Conferences2267-12422017-01-01180102910.1051/e3sconf/201712301029e3sconf_mec2017_01029Effect of fly and bottom ash mixture from combustion of biomass on strength of cement mortarUlewicz MałgorzataJura JakubThe preliminary results of fly and bottom ash mixture form combustion od biomass (80% of tree waste and 20% of palm kernel shells) for the produce of ceramic mortars has been presented. Currently, bio- ash from fluidized bed are deposited in landfills. Use of this ash to production of cement mortar instead of sand will reduce the consumption of the mineral resources. The chemical composition of this waste materials was determined using X-ray fluorescence (spectrometer ARL Advant ‘XP). Cement mortar were made using CEM I 42.5 R. The ash were added in an amount 20% of cement weight (in different proportions of fly and bottom ash). The results showed, that the compressive strength (after 28 days) of cement mortar containing ash is higher regardless of the type of ash mixture used. The highest compressive strength (increased by 7.0% compared to the control sample) was found for cement mortars in which the ratio of fly ash to bottom ash was 10/90. This mortars also showed the highest frost resistance (after 150 cycles freezes and unfreeze). The largest decrease the compressive strength (over 18.7%) after the frost resistance test. While cement mortars in which the ratio of fly ash to bottom ash was 90/10 showed the highest frost resistance (after 150 cycles freezes and unfreeze).https://doi.org/10.1051/e3sconf/201712301029
spellingShingle Ulewicz Małgorzata
Jura Jakub
Effect of fly and bottom ash mixture from combustion of biomass on strength of cement mortar
E3S Web of Conferences
title Effect of fly and bottom ash mixture from combustion of biomass on strength of cement mortar
title_full Effect of fly and bottom ash mixture from combustion of biomass on strength of cement mortar
title_fullStr Effect of fly and bottom ash mixture from combustion of biomass on strength of cement mortar
title_full_unstemmed Effect of fly and bottom ash mixture from combustion of biomass on strength of cement mortar
title_short Effect of fly and bottom ash mixture from combustion of biomass on strength of cement mortar
title_sort effect of fly and bottom ash mixture from combustion of biomass on strength of cement mortar
url https://doi.org/10.1051/e3sconf/201712301029
work_keys_str_mv AT ulewiczmałgorzata effectofflyandbottomashmixturefromcombustionofbiomassonstrengthofcementmortar
AT jurajakub effectofflyandbottomashmixturefromcombustionofbiomassonstrengthofcementmortar