The main reasons for increased copper losses with slags from vanyukov furnace

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M.A. Dyussebekova, B.K. Kenzhaliyev, S.A. Kvyatkovskiy, E.A. Sit’ko, Didik Nurkhadianto

2021 Metalurgija Vol. 60 Issue 3-4 Article Cited by 5 Quartile

Abstract

The article examines the factors affecting to the loss of copper with slags during autogenous smelting of copper concentrates at the Balkhash copper smelting plant (BCP). The composition of concentrates processed in the Vanyu-kov furnace was analyzed. Slag formation during alloying FeO with ores containing approximately the same amount of SiO2 was studied. The fluxing ability of silicate ore used in charge smelting at BCP has been determined. A scan-ning electron microscope (SEM) was used to study the distribution of elements in the slag and the main reason for the low fluxing ability of the ores used at BCP was revealed. © 2021, Faculty of Metallurgy. All rights reserved.

Affiliations

Satbayev University, Institute of Metallurgy and Ore Beneficiation, Almaty, Kazakhstan; Institute of Metallurgy and Ore Beneficiation, Almaty, Kazakhstan; Faculty of Engineering, Universitas Negeri Yogyakarta, Indonesia