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Jinchuan promotes the transformation of raw materials to dock precursors

Updated : June 6, 2023

On the morning of May 29, a truck loaded with crude nickel sulfate solution, a by-product of Lanzhou Jinchuan New Materials Co., Ltd., drove into the branch of Jinchuan Group Nickel Salt Co., Ltd., providing the necessary material needed by Jinchuan Group Nickel Salt.

According to Han Junwen, deputy director of the raw material branch of Jinchuan Group Nickel Salt, after the crude nickel sulfate solution is input into the production system, nickel sulfate will be produced in about two days. Additionally, products such as nickel chloride and nickel oxide will also be produced.

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The production site of Jinchuan Group Nickel Salt Co., Ltd. [Photo provided to en.jnmc.com]

Having to deal with the crude nickel sulfate solutions from different suppliers at the same time, it is not easy for Jinchuan Group Nickel Salt to achieve qualified products under the conditions of large-scale industrialization on the same production line. Many generations of Jinchuan's people have been continuously contributing their wisdom and efforts to develop a process that makes it possible to extract high-quality nickel salt products from the by-product of cobalt, copper, and precious metal smelting. In addition to meeting market demand, they have built relatively stable upstream and downstream industrial chains that have been operating for many years.

Currently, the company has become an industry leader in producing nickel sulfate, nickel oxide, nickel chloride, and nickel carbonate. It has various technologies for processing crude nickel sulfate solutions, and its overall competitiveness is leading in China, and widely recognized by customers in the electroplating battery industry.

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The production site of Jinchuan Group Nickel Salt Co., Ltd. [Photo provided to en.jnmc.com]

In recent years, new energy vehicles have emerged, driving the rapid development of the power battery industry and a significant increase in demand for new energy materials. In order to seize this opportunity, Jinchuan Group Nickel Salt has built a new production line for improving nickel sulfate solution for power batteries, enabling the Lanzhou Jintong Company to produce ternary precursors.

Jinchuan Group Nickel Salt flexibly adjusts its product direction according to the market: when downstream units such as the Lanzhou Jintong Company tighten their demand for nickel sulfate, parts of the refined nickel sulfate solution will be returned to the nickel smelting plant for the production of electrolytic nickel, with some being supplied to the Powder Material Company for the production of spherical nickel hydroxide; the by-product of the nickel sulfate production process - the crude cobalt sulfate solution - will be returned to Lanzhou Jinchuan New Materials and purified to produce electrolytic cobalt products.

The comprehensive utilization of resources, originating from the 1980s, is a permanent target for Jinchuan Group. With the increasing scarcity of resources and the breaking through of technological barriers, the symbiotic relationship between various production units within Jinchuan Group is expected to become closer to fruition.

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