Details
The material needs to be vacuum sealed for storage
The electrolyte used during testing is lithium iron phosphate electrolyte (KLD-LFP01)
Baking conditions for electrode: Bake at 85 ℃ for 4 hours
Product Advantages:
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Lithium ion cathode electrode material, can be directly used to make battery electrodes, with high initial efficiency and excellent cycling performance
Physical and chemical properties:
| Serial Number | Test items | Units | Specifications | Measured results | Inspection method or instrument | ||
| 2 | Chemical composition | Li | (wt%) | 4.5±0.5 | 4.43 | ICP | |
| 5 | Fe | (wt%) | 34.0±1.5 | 34.82 | |||
| 7 | P | (wt%) | 19.5±1.0 | 19.63 | |||
| 8 | C | (wt%) | 0.90~1.40 | 1.03 | |||
| 10 | Metal impurities | (pcs/kg) | ≤120 | 30 | |||
| 11 | Physical Properties | Particle size distribution | D10 | (μm) | ≥0.30 | 0.442 | Laser particle size analyzer |
| 12 | D50 | (μm) | 0.60~1.50 | 0.993 | |||
| 13 | D90 | (μm) | ≤4.50 | 2.409 | |||
| 14 | BET | (m2/g) | ≥8.0 | 10.58 | Automatic specific surface and porosity analyzer | ||
| 15 | TD | (g/cm3) | ≥0.70 | 1.15 | Tweak density gauge | ||
| Powder compaction density | (g/cm3) | ≥2.2 | 2.302 | Compaction density meter | |||
| 16 | pH | / | 9.6±0.6 | 9.77 | pH meter | ||
| 17 | Moisture | (ppm) | ≤1000 | 254.0 | Moisture Analyzer | ||
| 18 | Electrochemical Performance | First discharge capacity | (mAh/g) | ≥150.0 | 161.1 | CR2032 0.1/0.1C(4.2-2.5V) |
|
| 19 | First Time Efficiency | (%) | ≥95.0 | 98.1 | |||
Half battery test:

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