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Home > News&Events > Company news > Electrolytic purification of antimony ore: efficient impurity separation and high-purity antimony preparation
In the electrolysis process of antimony ore, impurity separation is the key link to obtain high-purity antimony. As an electrolysis equipment manufacturer, we are well aware of the stringent requirements of this link on equipment performance and process parameters.
First, the selection and preparation of electrolyte is crucial. We use a mixture of hydrogen fluoride, antimony fluoride and sulfuric acid as the electrolyte, and ensure that the electrolyte has suitable conductivity and stability by precisely controlling the concentration of each component. During the electrolysis process, the crude antimony anode dissolves under the action of direct current, the antimony ions migrate to the cathode and precipitate pure antimony on the copper cathode, while the impurities enter the solution or remain in the anode mud according to their standard electrode potential.
Secondly, optimizing the electrolysis conditions is the key to achieving efficient impurity separation. We strictly control parameters such as electrolyte temperature, current density, cell voltage and polar distance to ensure the smooth progress of the electrolysis process. By reasonably setting these parameters, we can effectively promote the migration and deposition of antimony ions, while inhibiting the precipitation of impurities, thereby improving the purity of antimony.
In addition, the selection and maintenance of electrolysis equipment should not be ignored. We use corrosion-resistant and highly conductive materials to manufacture electrolytic cells and electrodes to ensure that the equipment can still operate stably in harsh environments. At the same time, regular inspection and maintenance of the equipment to promptly discover and deal with potential problems are also important measures to ensure the smooth progress of the electrolysis process.
In summary, by optimizing the preparation of the electrolyte, accurately controlling the electrolysis conditions, and selecting suitable electrolysis equipment, we can effectively separate the impurities in the antimony ore and obtain high-purity antimony products. As an electrolysis equipment manufacturer, we will continue to be committed to technological innovation and equipment upgrades to provide more efficient and reliable solutions for the antimony ore electrolysis purification industry.