Positive and negative electrode material coating equipment, drying equipment, and dispersing equipment

Release time:

2026-02-24 08:24

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The design concept of the honeycomb mill closely aligns with the production requirements of the new energy industry—namely, large-scale production, high quality, and low energy consumption. Its core application features can be summarized in three key advantages. First, its multifunctional integrated design simultaneously accomplishes grinding, drying, sorting, and surface chemical treatment—all in one machine. This eliminates the need for multiple pieces of equipment connected in series, resulting in energy savings of over 20% compared to conventional mechanical equipment. It significantly reduces both equipment investment and floor space requirements, while also minimizing material loss and pollution risks during process transitions.

Second, the flexibility of material and structural adaptation. The grinding grooves and rotor blades of the equipment can be made from a variety of materials—including stainless steel, tungsten carbide steel, and high-alumina ceramics—depending on the characteristics of the material being processed. This effectively prevents contamination of the material, ensuring the color and purity of the powder. It is particularly well-suited for handling materials with extremely high purity requirements, such as lithium iron phosphate and rare-metal powders. The modular structural design allows performance to be optimized by adjusting the number of rotor layers and blade count. Worn parts can be removed, repaired, or replaced as a whole, reducing downtime and boosting production efficiency.

Third, the process boasts outstanding controllability and safety. Thanks to an inert gas protection system, materials sensitive to air can be easily coated, effectively preventing oxidation and degradation. During operation, no manual adjustments are required; rotating components have undergone dynamic balancing tests, ensuring long bearing life and smooth, low-noise equipment operation—fully meeting the green production standards of the new energy industry.

The process advantages of honeycomb grinding ultimately translate into breakthroughs in the performance of new energy materials. Materials treated with this method demonstrate significant improvements in electrochemical performance and structural stability, thereby empowering end products. In the processing of graphite anode materials, after asphalt is atomized and coated, the dense amorphous carbon layer formed through high-temperature carbonization can reduce direct contact between graphite and the electrolyte, thereby lowering the irreversible capacity during the first charge-discharge cycle. 。 Sphericity is significantly optimized, and conductivity and cycling stability are greatly enhanced.

For silicon-carbon anode materials, precise coating can effectively suppress the volume expansion of silicon particles during charge and discharge cycles, thereby preventing electrode pulverization and... The SEI film repeatedly breaks down while simultaneously enhancing the material’s conductivity, thereby addressing the core challenge hindering the large-scale application of silicon-based materials. In the processing of lithium iron phosphate cathode materials, after carbon coating or rare-earth doping coating treatments, the material’s lithium-ion transport performance, structural stability, and specific capacity are significantly improved. As a result, batteries assembled using these materials exhibit greatly enhanced rate capability and cycle life.

Moreover, powders processed by honeycomb milling exhibit excellent dispersibility. For example, additives such as aluminum oxide and nano-silica can achieve nanoscale, uniform dispersion within polymer matrices. This not only enhances the mechanical properties of composite materials but also optimizes the ion-conduction pathways inside batteries, providing comprehensive support for the performance enhancement of new-energy materials.

Under the trend of pursuing efficient, green, and high-performance development in the new energy industry, the Hive Mill, with its core advantages of integrated processes, precise control, and scalable adaptability, has broken through the bottlenecks of traditional coating and modification technologies. From laboratory R&D to industrial-scale mass production—and covering everything from cathode to anode material processing—the Hive Mill is rapidly becoming a key piece of equipment for new-energy materials companies seeking to enhance their core competitiveness, injecting sustained momentum into the industry’s high-quality development.

 

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