High Capacity Prussian White Cathode Material NaₓFe[Fe(CN)₆] for Sodium Ion Batteries with 145 mAh/g Capacity and 0.8 μm Particle Size

Price Negotiable
Price: 1-1000USD/Negotiable
MOQ: 100g
Delivery Time: 5-7 days
Brand: XWELL
Product Description
Prussian White (PW, NaₓFe[Fe(CN)₆]) is a cost-effective, high-capacity cathode material specifically engineered for sodium-ion batteries. This advanced material features an open framework structure that enables rapid sodium ion diffusion and exceptional structural stability, making it ideal for large-scale energy storage applications.
Material Composition & Structure
Prussian White cathode material delivers superior performance through its unique chemical and structural properties:
  • Chemical Formula: NaₓFe[Fe(CN)₆] (typically 1.6 ≤ x ≤ 2.0 for full Na⁺ insertion)
  • Crystal System: Cubic (Fm-3m space group)
  • Framework Design: Open 3D channels enable rapid Na⁺ migration with diffusion coefficients of 10⁻¹⁰-10⁻¹¹ cm²/s
Technical Specifications
No. Item Requirement Test Method Result
1 Packaging Sealed container Visual inspection Compliant
2 Appearance Light gray-white powder, free of impurities, agglomeration, or large particles Visual inspection Compliant
3 D10 (μm) 0.39 Laser particle analyzer Compliant
4 D50 (μm) 0.80 Laser particle analyzer Compliant
5 D90 (μm) 1.6 Laser particle analyzer Compliant
6 Tap Density (g/cm³) 0.6 Tap density tester 0.8
7 Specific Surface Area (m²/g) 6.25 BET nitrogen adsorption 6.41
8 Na Content (%) 27±1% ICP-OES 27.7%
9 Fe+Mn Content (%) 55±1% ICP-OES 55.2%
11 Specific Capacity (mAh/g) 158 Coin cell half-cell test 145
12 SEM 3,000× magnification Provided during R&D phase Compliant
Performance Advantages
Cost Efficiency: Iron/cyanide-based precursors reduce raw material expenses by approximately 60% compared to layered oxides
Enhanced Safety: Strong Fe-C≡N bonds effectively suppress thermal runaway risks
Scalable Production: Simple co-precipitation process operates at room temperature using aqueous solutions

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Company GUANGDONG XWELL TECHNOLOGY CO., LTD.
Location Room 316, Building 3, No. 801, Qiaoxing Avenue, Xiaoluo Village, Shatou Street, Panyu District, Guangzhou
Contact Person Sammy Qin

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