Prussian White Sodium-Ion Cathode Material 145mAh/g Specific Capacity D50 0.8μm

1. Applications​​

• ​​Grid-Scale Storage​​: 4-hour discharge systems (cost <$100/kWh).
• ​​EV Backup Power​​: Secondary battery systems for low-temperature operation.
• ​​Consumer Electronics​​: Replacement for LiFePO₄ in low-cost devices.

2. Optimization Strategies​​

1. ​​Carbon Coating​​: Improves electronic conductivity (e.g., glucose-derived carbon layer).
2. ​​Vacuum Drying​​: Reduces lattice water to enhance cycling stability.
3. ​​Mn Substitution​​: NaₓFeMn[Fe(CN)₆] boosts voltage to 3.4 V (Mn²⁺/Mn³⁺ redox).

3. Technical Specifications & Test Data​​

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4. Material Advantages​​

✅ ​​Ultra-Low Cost​​: Iron/cyanide-based precursors reduce raw material expenses by ~60% vs. layered oxides.
✅ ​​High Safety​​: Strong Fe-C≡N bonds suppress thermal runaway risks.
✅ ​​Scalable Synthesis​​: Simple co-precipitation process (room temperature, aqueous solutions).

GUANGDONG XWELL TECHNOLOGY CO., LTD. is a high-tech enterprise specializing in intelligent equipment design, production and sales, providing mechanical engineering technology design and consulting services, electronic engineering design and consulting services. XWELL's core team was established in 2010 and officially established in June 2014. XWELL relies on South China University of Technology(SCUT), and the core team is composed of several doctors and masters from SCUT.

XWELL's main products are battery production line machines, such as spot welding machine, battery sorting machine, battery sticking machine, battery capacity grading machine, battery charge and discharge aging machine, battery general testing machine, and so on. The main application areas are new energy lithium batteries, automobiles and other industries, Especially in the fields of new energy, automotive wiring welding and other fields, XWELL has accumulated rich engineering experience and mastered a full set of core technologies, and can provide customers with a complete set of services from technology to equipment, helping customers to establish efficient and reliable production lines in the shortest time .