High Compaction Density LiFePO4 (LFP) Powder (≥2.6 g/cm3) for Li-Ion Battery Cathode, 100-500 g/bottle, CLIBCHCDLFP
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High-compaction-density LiFePO4 (LFP) cathode powders designed for high-performance lithium-ion batteries focus on maximizing volumetric energy density without sacrificing rate capability or structural integrity. A powder or electrode compaction density threshold of ≥ 2.25 g/cm3 marks a robust tier for power and energy storage applications, serving as a bridge toward ultra-high-density grades (2.40 to 2.65 g/cm3).
The main microstructural features of the high compaction density LFP are: (1) Particle Morphology & Grading: Achieved through optimized bimodal or multi-modal particle size distributions (PSDs) where finer nano-sized particles pack neatly into the interstitial voids of larger secondary particles. (2) Single-Crystal vs. Dense Agglomerates: Modern high-density LFP relies heavily on uniform single-crystal morphology or tightly fused secondary spheres that resist particle cracking during high-pressure calendering. (3) Controlled Carbon Shells: A thin, highly graphitized carbon coating layer (~ 1.0-1.8%) ensures electronic conductivity without occupying excessive volume or hindering particle packing.
| Part Number |
CLIBCHCDLFP (C-LIB-C-HCDLFP) |
| Particle Size Distribution |
D10 = 0.431 um; D50 = 1.107 um; D90 = 2.800 um |
| Chemical Composition |
Li: 4.49 wt%; Fe: 34.51 wt%; P: 19.61 wt%; C:1.144 wt% |
| Tap Density | 1.02 g/cm3 |
| Compaction Density | ≥2.6 g/cm3 |
| Specific Area | 12.37 m2/g |
| Water Level | 261 ppm |
| Magnetic Substacnes | 0.16 ppm |
| First Discharging Capacity |
160.4 mAh/g (2.5-3.7 V, 0.1 C) |
| First Columbic Efficiency |
98.95% |
| Package Grade |
100 g, 200 g, 500 g (Other large quantities, such as 1 kg, 5 kg, 10 kg, can be supplied upon request) |
Notes: (1) Please store the high compaction density LFP powder in a dry area (glovebox is preferred); (2) The battery powder is highly recommended to be dried at 80-100°C in a vacuum oven for 6-12 h before use.
References:
- C. Shen, et al. Facile fabrication of compact LiFePO4/C composite with excellent atomically-efficient for high-energy-density Li-ion batteries, Journal of Power Sources, 2021, 496, 229759
- H. Ke, et al. A New Approach to Synthesize LiFePO4/C Cathode with Improved Compacted Density and Enhanced Electrochemical Performance, ACS Sustainable Chem. Eng. (2026) 14 (35): 15812–15824.