The 5-roll dry process film forming machine is specifically designed for the research and small-scale production of dry electrodes, featuring high efficiency and precise control. Its five-roll structure enables uniform film formation, ensuring consistent thickness and surface quality of the electrode materials. This equipment is easy to operate, making it suitable for laboratories and small production lines, supporting the development of new materials and process optimization. As a fundamental device in dry electrode production, the 5-roll dry process film forming machine provides researchers and manufacturers with a reliable platform to enhance electrode performance and production efficiency.
Basic technical parameters of the equipment
No. | Item | Technical parameters | Remarks |
1. | Steel Roller Specifications | Φ120×200mm (roll surface diameter×roll surface width) | |
2. | Effective width | 120mm | |
3. | Weight | Main machine about 0.5T, total weight about 0.8T | |
4. | Equipment speed | Design speed 10m/min, production speed 1-5m/min | |
5. | Roll runout | ≤±2μm | |
6. | Adjustment accuracy of roll gap | Roller seam adjustment precision ≤1μm | |
7. | Machine appearance | International warm gray 1C (eventually made according to the uniform color plate provided by Party A) | |
8. | Roll temperature | Stable running temperature 150° | electrical heating |
9. | Temperature uniformity | ±2° |
Incoming material specification
No. | Item | Technical parameters | Remarks |
1. | Positive Electrode Powder | Ternary, Lithium Iron Phosphate | |
2. | Negative Electrode Powder | Graphite, Silicon |
Product Output Parameters
No. | Item | Technical parameters | Remarks |
1. | Membrane Thickness | 90-600μm | Depending on the raw material process |
2. | Film winding | Roll diameter MAX:200mm | 3-inch air rise shaft |
3. | Thickness uniformity | Membrane thickness ≤100μm, uniformity ≤±2μm Film thickness >100μm, uniformity ≤±2% |
1. Flexible Small-batch Production
It is suitable for laboratory-scale production, allowing for flexible parameter adjustment and quick experimental verification.
2. Precise Film Thickness Control
The distances between each roll can be accurately adjusted to ensure the uniformity of film thickness and improve product quality.
3. Space and Cost Saving
It occupies a small area with a simple and compact design, thus saving laboratory space.
Field of Battery Material R&D and Production
Utilized for small-scale manufacturing and research and development of the film-forming process of electrode materials for lithium-ion batteries (such as graphite, silicon-based negative electrode powders, and ternary and lithium iron phosphate positive electrode powders). It is possible to manufacture film sheets with varying thicknesses and uniformities to satisfy the requirements of battery performance research and product development by carefully regulating the rolling parameters. - It supports the advancement of battery technology by assisting battery material companies in streamlining their production, enhancing the quality of their film sheets, and improving battery performance metrics including energy density and charge-discharge efficiency.
Research Institution Experimental Research Field gives academic institutions and scientific research organizations a platform to conduct experiments in order to investigate the performance change laws and film-forming properties of novel battery materials. To investigate novel material applications and examine the connection between a material's microscopic structure and macroscopic qualities, film sheets can be made under various rolling conditions. encourages academic research and technological innovation in the field of battery materials, supports the growth of scientific research projects, develops professional talents, and offers data assistance for scientific researchers.
The field of quality control and inspection in related industries is used by companies that produce battery materials and manufacture batteries to inspect the quality of their products and raw materials. To guarantee that materials and products fulfill quality standards, standard film sheets and testing parameters like thickness and uniformity are prepared. - assists businesses in keeping an eye on the production process's stability, quickly identifying process issues, making necessary adjustments to guarantee the consistency and stability of their output, and enhancing their competitiveness in the market.
The machine presses the dispersed powder into the free-standing film and winds into the electrode roller, which can be operated in the glove box.
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