Measurement of CaO-SiO2-SaCl2 slag density by an improved Archimedean method

In order to optimize the removal of boron during the refining of slag to obtain solar grade silicon, the density of molten slag was measured by an improved Archimedean method within a temperature range from 1073 to 1373 K. It was found that the density of molten slag at 1723 K can be deduce...

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Main Authors: Wang Y., Morita K.
Format: Article
Language:English
Published: University of Belgrade, Technical Faculty, Bor 2015-01-01
Series:Journal of Mining and Metallurgy. Section B: Metallurgy
Subjects:
Online Access:http://www.doiserbia.nb.rs/img/doi/1450-5339/2015/1450-53391500016W.pdf
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author Wang Y.
Morita K.
author_facet Wang Y.
Morita K.
author_sort Wang Y.
collection DOAJ
description In order to optimize the removal of boron during the refining of slag to obtain solar grade silicon, the density of molten slag was measured by an improved Archimedean method within a temperature range from 1073 to 1373 K. It was found that the density of molten slag at 1723 K can be deduced by linear fitting, and that the slag density decreases with increasing temperature. However, a reduction in slag density occurs with decreasing CaO concentration. An increase in the molar volume of slag was also observed with increasing temperature.
format Article
id doaj-art-9b4c59e2c60d49b59230a6cab97f1061
institution Kabale University
issn 1450-5339
2217-7175
language English
publishDate 2015-01-01
publisher University of Belgrade, Technical Faculty, Bor
record_format Article
series Journal of Mining and Metallurgy. Section B: Metallurgy
spelling doaj-art-9b4c59e2c60d49b59230a6cab97f10612025-02-02T21:03:59ZengUniversity of Belgrade, Technical Faculty, BorJournal of Mining and Metallurgy. Section B: Metallurgy1450-53392217-71752015-01-0151211311610.2298/JMMB140905016W1450-53391500016WMeasurement of CaO-SiO2-SaCl2 slag density by an improved Archimedean methodWang Y.0Morita K.1The University of Tokyo, Institute of Industrial Science, Komaba, Meguro-ku, Tokyo, JapanThe University of Tokyo, Institute of Industrial Science, Komaba, Meguro-ku, Tokyo, JapanIn order to optimize the removal of boron during the refining of slag to obtain solar grade silicon, the density of molten slag was measured by an improved Archimedean method within a temperature range from 1073 to 1373 K. It was found that the density of molten slag at 1723 K can be deduced by linear fitting, and that the slag density decreases with increasing temperature. However, a reduction in slag density occurs with decreasing CaO concentration. An increase in the molar volume of slag was also observed with increasing temperature.http://www.doiserbia.nb.rs/img/doi/1450-5339/2015/1450-53391500016W.pdfmolten slagdensitymolar volumeimproved Archimedean method
spellingShingle Wang Y.
Morita K.
Measurement of CaO-SiO2-SaCl2 slag density by an improved Archimedean method
Journal of Mining and Metallurgy. Section B: Metallurgy
molten slag
density
molar volume
improved Archimedean method
title Measurement of CaO-SiO2-SaCl2 slag density by an improved Archimedean method
title_full Measurement of CaO-SiO2-SaCl2 slag density by an improved Archimedean method
title_fullStr Measurement of CaO-SiO2-SaCl2 slag density by an improved Archimedean method
title_full_unstemmed Measurement of CaO-SiO2-SaCl2 slag density by an improved Archimedean method
title_short Measurement of CaO-SiO2-SaCl2 slag density by an improved Archimedean method
title_sort measurement of cao sio2 sacl2 slag density by an improved archimedean method
topic molten slag
density
molar volume
improved Archimedean method
url http://www.doiserbia.nb.rs/img/doi/1450-5339/2015/1450-53391500016W.pdf
work_keys_str_mv AT wangy measurementofcaosio2sacl2slagdensitybyanimprovedarchimedeanmethod
AT moritak measurementofcaosio2sacl2slagdensitybyanimprovedarchimedeanmethod