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LiFePO4 (Phosphate) Powder Coated by Carbon for Li-ion Battery Cathode, 150 g/bottle - EQ-Lib-LFPO-S21

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Item Number: Lib-LFPOS21
LiFePO4 powder coated by Carbon for Li-ion battery cathode, 150 g/bottle, vacuum-sealed in a plastic bag.


Physical Properties

Particle Size

D10 (μm)

< 1.0

D50 (μm)

3.5 ± 1.0

D90 (μm)

< 15

Particle Size Distribution

Tap Density (g/cm3)

1.45 ± 0.2

Packing Density (g/cm3)

≥ 2.1 (2.2 - 2.3 recommended)

Specific Surface Area (m2/g)

11.0 ± 2.0

Moisture (%)

< 0.15

Carbon Composition (%)
Cated by mechanical mixing

1.45 ± 0.2

X-Ray Diffraction

Electro-Chemical Properties

20 Ah Pouch Cell with LFPO-S21 Cathode

Cathode Surface Density (g/m2)


Cathode Packing Density (g/cm3)


Internal Resistance (mΩ)


Efficiency at 0.1C First Cycle (%)

≥ 90

Specific Capacity at 0.1C First Cycle (mAh/g)

≥ 150

Capacity versus Discharge Rate

•   Discharge Rate 0.2C 0.5C 1C 2C 3C
•   Capacity (mAh) 20738 20583 20369 20111 20229
•   Efficiency (%) 100.0 99.3 98.2 97.0 97.5

Capacity versus Cycle Number

10 Ah Pouch Cell (High Discharge Rate) with LFPO-S21 Cathode

Capacity versus Discharge Rate

•   Discharge Rate 1C 10C 20C 30C 40C
•   Capacity (mAh) 11127 10201 10393 10371 10088
•   Efficiency (%) 100.0 91.7 93.4 93.2 90.7

Note: MTI does not manufacture this product, and only sell the small quantity to research for development for new generation battery.   If you need a larger quantity or have the question for IP, we will forward your inquiry to the producer.

Application Notes:
  1. Please click to see Procedure for Preparing Anode & Cathode Electrode Slurry.
  2. Please keep the powder in the vacuum box to avoid moisture.
  3. Please bake the powder in a vacuum oven at 120 - 150 °C before making slurry and coating to ensure max capacity. 
  4. This product is not manufactured by MTI.  We only sell small quantity to the researcher for developing new battery. If you have any question on IP conflict, let us know. We will forward the question to the manufacturer. 

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1. Prices listed online are valid for the US market and who pay by credit card only. There will be extra charges for shipping & handling. Price various from country to country.
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