LiFePo4 LFP Lithium Iron Phosphate Cathode Material Battery Powder

LiFePo4(LFP)​ Lithium Iron Phosphate Cathode Material Battery Powder

P198-S20 is a high-performance lithium iron phosphate (LFP) material designed for use in lithium-ion batteries. This material offers several advantages, including enhanced ion conductivity, improved capacity utilization, and excellent thermal stability. It is particularly suitable for applications requiring high safety, long cycle life, and cost-effectiveness.

Product Characteristics

P198-S20 is characterized by its unique processing techniques that enhance the performance of the LFP material:

1. ​Enhanced Ion Conductivity: Through special doping technology, the ion conductivity of the LFP material is significantly improved, enabling better capacity utilization. The specific capacity of the material at 1C discharge rate is ≥145 mAh/g, with a typical value of 145-147 mAh/g.
2. ​Particle Blending Technology: By utilizing a combination of different particle sizes, the material achieves optimal packing density. The measured tap density of the wound electrode core is 2.45-2.55 g/cm³.
3. ​Excellent Processability: Optimization of the carbon source reduces the amount of flocculent carbon between LFP particles, controlling the specific surface area to 11.0-12.0 m²/g. This improves the slurry preparation process.
4. ​High-Temperature Performance: Special dense carbon layer coating and the selection of larger particles help to block side reactions with the electrolyte, improving high-temperature cycling performance.

Physical and Chemical Specifications

The physical and chemical properties of P198-S20 are detailed in the following table:

Battery Application

P198-S20 is designed for various battery configurations, including 18650 cylindrical cells. The following tables provide detailed application parameters and performance data.

Battery Design Scheme (18650EC)

Slurry Preparation Scheme

Positive Electrode

Negative Electrode

Performance Data

Specific Capacity and High-Temperature Storage

Rate Performance

Low-Temperature Performance

Ambient Temperature Cycling Performance

P198-S20 is an advanced LFP material that offers a balance of high performance, safety, and cost-effectiveness. Its unique processing techniques and optimized physical and chemical properties make it an ideal choice for various lithium-ion battery applications, including electric vehicles and energy storage systems.