Efficiently process used lead-acid batteries, and the rotary furnace shows its magic

#Industry ·2026-07-15

In today's era of rapid economic development and an endless stream of various electronic devices, lead-acid batteries are widely used in many fields such as automobiles, electric vehicles, and communication base stations due to their advantages of low price, high safety, and stable charging and discharging performanceHowever, with the sharp increase in the use of lead-acid batteries, the problem of how to deal with used lead-acid batteries has gradually become a focus of public attentionIf not handled properly, harmful substances such as lead and sulfuric acid in used lead-acid batteries can cause serious pollution to the soil and water, threatening the ecological environment and human healthHowever, from another perspective, used lead-acid batteries are also a "urban mine", and the metals contained in them, such as lead, antimony, and copper, have a high value for recycling and reuse.Among the numerous technologies and equipment for the treatment of waste lead-acid batteries, the rotary furnace stands out, becoming a key tool for the efficient and environmentally friendly treatment of waste lead-acid batteriesThere are many significant advantages of using a rotary furnace to process waste lead-acid batteriesFirst of all, it's about efficiency.It adopts a unique rotating structure design, allowing the furnace body to rotate slowly, which enables the used lead-acid batteries inside the furnace to come into full contact with high-temperature gasesThis good contact not only speeds up the heat transfer and allows the materials to heat up quickly, but also makes the entire reaction process more uniform and efficient.Compared with the traditional processing method, the rotary furnace can greatly shorten the processing time and greatly improve the processing efficiency of waste lead-acid batteriesFor example, under the same processing scale, the processing capacity of the rotary furnace can be increased by more than 30% compared with traditional equipment.Secondly, it's eco-friendlyDuring the process of handling used lead-acid batteries, a large amount of pollutants such as lead-containing exhaust gas and waste residue will be generated.The rotary furnace is equipped with an advanced exhaust gas treatment system and waste residue recovery devices, which can effectively collect and process these pollutantsThe exhaust gas treatment system can remove more than 99% of harmful substances such as lead dust and sulfur dioxide from the exhaust gas through multi-stage purification processes, such as bag filter dust removal, acid-base neutralization, and activated carbon adsorption, so that the exhaust gas can meet the national environmental protection emission standards before being dischargedThe waste residue recovery device can conduct secondary recovery of valuable metals such as lead in the furnace slag, which not only reduces environmental pollution but also improves the resource recovery rateFurthermore, the rotary furnace is highly adaptable.It can handle various types and components of used lead-acid batteries, whether they are small electric vehicle batteries or large car batteries. The rotary furnace can easily handle them all.Moreover, it can flexibly adjust the temperature, rotational speed, and other parameters in the furnace according to different processing requirements and material characteristics, ensuring that the processing effect is optimized. In the specific processing process, the used lead-acid batteries will first be sent to the feeding device of the rotary furnace.After pre-processing procedures such as crushing and screening, the materials in the batteries are evenly fed into the furnaceUnder high-temperature conditions, compounds such as lead sulfate and lead oxide in the paste are reduced to metallic lead, while other impurities form slagAs the rotary furnace continues to rotate, the slag and the reduced lead liquid are separated under the action of gravity and are discharged from different outlets of the furnace body respectivelyAfter the lead liquid is refined, high-quality recycled lead can be obtained, which can be reused in the manufacture of new lead-acid batteries or other lead products. After the slag is further processed, the valuable metals in it can also be recycled and reusedLooking forward to the future, with increasingly stringent environmental protection requirements and an ever-increasing awareness of resource recycling and utilization, the application prospects of rotary furnaces in the field of waste lead-acid battery treatment will be even more promisingOn the one hand, technology workers will continue to make technological innovations to the rotary furnace, improve its processing efficiency and environmental performance, and reduce operating costs. On the other hand, the government will also introduce more policies to support and regulate the recycling and processing of used lead-acid batteries, and promote the popularization and application of advanced processing equipment such as the rotary furnace.I believe that with the help of advanced technologies and equipment such as rotary furnaces, the treatment of waste lead-acid batteries will no longer be a problem that plagues us, but a new starting point for achieving resource recycling and promoting green development

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Jiangxi Mingxin Metallurgy Equipment Co., Ltd