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18330199
Specification Parameters:electrode Name: Sodium ion battery positive electrode (nickel iron manganese sodium electrode ( NT0102)Current Collector Thickness (μm): 12Current Collector Surface Density (mg/cm²): 3.3Coating Surface Density (mg/cm²): 8.0mg/cm²Active Material Specific Capacity (mAh/g): 120mAh/g(2.0~4.0v)Active Material Proportion: 94% Recommended Compactness Density (g/cc): 2.0~2.5Areal Capacity (mAh/cm²): 0.90Gram Capacity Description: ambient temperature 25 ° C, 0.1/0.1C, 2.0-4.0Velectrode Size: 10×10cmProduct Introduction:Initial charge-discharge test conditions: Temperature 25°C, first constant current charge at 0.1C to 4.0V, then constant voltage charge until the current is less than 0.02C, followed by constant current discharge at 0.1C to 2.0V.Rate test conditions: Temperature 25°C, first constant current charge at 0.5C to 4.0V, then constant voltage charge until the current is less than 0.02C, then constant current discharge at rates of 0.1C/0.2C/0.5C/1C/2C/3C to 2.0V.Cycle test conditions: Temperature 25°C, first constant current charge at 0.5C to 4.0V, then constant voltage charge until the current is less than 0.02C, followed by constant current discharge at 1C to 2.0V.The performance data corresponds to the use of the electrolyte: Sodium-based electrolyte MA-EN-EL-0P0616, 1.0M NaClO4 in EC:DEC=1:1 Vol%, with 5.0% FEC.Product Description Suggestions:Due to being a single-sided electrode, there may be curling after rolling. Therefore, the rolled electrodes for shipment are controlled to ensure that the sheets do not curl.Rolling can increase the compactness density of the electrode, improve its electronic conductivity, and enhance adhesion.Before using the electrodes, they should be rolled. If purchasing non-rolled electrodes, customers need to arrange rolling themselves.The surface density should be determined based on actual weighing results.Before placing the punched electrodes in the glove box, they need to be vacuum-dried at a temperature of 1055°C for 4 hours.The coating surface density does not include the current collector.The theoretical areal capacity in mAh/cm² is calculated as follows: coating surface density in mg/cm² × active material proportion × specific capacity in mAh/g ÷ 1000.The theoretical quantity of active material in mg is calculated as follows: coating surface density in mg/cm² × active material proportion × area of the small circular plate in cm².The actual quantity of active material in mg is calculated as follows: (weight of the small circular plate in mg - current collector surface density in mg/cm² × area of the small circular plate in cm²) × active material proportion. When calculating the specific capacity, use the actual quantity of active material determined by weighing. Due to tolerance in the coating surface density, rely on the actual weighing results.
After rolling, the contact between particles and particles, as well as particles and the current collector, is improved. This results in lower internal resistance of the battery, which facilitates better capacity utilization, and improves cycling and rate performance.
Shelf Life One year (stored in vacuum packaging), use within one month after opening Instructions for Use.
Precision PackagingThe electrode are packaged in sets of 5 sheets each, wrapped with high-quality cardboard.