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Ön zenginleştirme sonrasinda oksalik asit kullanimi ile cam kumu tesisi yan ürününden düşük demir içerikli mikronize kuvars üretimi

Translated title of the contribution: Production of micronized quartz with low iron content using pre-concentration followed by oxalic acid leaching from by-product of glass sand plant
  • Istanbul Technical University

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

High-value-added micronized quartz production can be possible by removing the impurities of -100 micron by-product composition which is obtained from glass sand enrichment plants. In this study, it was aimed to produce high quality silica concentrate from such a product. For this purpose, low alumina content pre-concentrate was obtained with 0.12% Fe2O3 iron content using clay separation process. As a result of acidic leaching experiments with oxalic acid which was performed on this pre-concentrate, a silica concentrate was produced with 99.16% SiO2, 0.04% Fe2O3, and 0.53% Al2O3 contents. In addition, according to the kinetic study based on the temperature-time relationship, it was determined that the dissolution of iron in oxalic acid medium occurred by a chemical controlled reaction.

Translated title of the contributionProduction of micronized quartz with low iron content using pre-concentration followed by oxalic acid leaching from by-product of glass sand plant
Original languageTurkish
Pages (from-to)109-116
Number of pages8
JournalScientific Mining Journal
Volume57
Issue number2
DOIs
Publication statusPublished - Jun 2018

Bibliographical note

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