Overview
Our Tunnel-type Na₀.₄₄MnO₂ cathode material is engineered for high-performance sodium-ion battery applications. Leveraging a stable 1D tunnel crystal structure, this material offers exceptional structural integrity during ion insertion/extraction, ensuring long-term cycle life and robust electrochemical performance. It represents a cost-effective, high-safety solution for modern energy storage demands.
Tunnel-Type Na₀.₄₄MnO₂ Cathode Material for Sodium-Ion Batteries
Key Technical Advantages
Unique Tunnel Structure: Designed with a 1D tunnel framework, providing superior stability compared to layered oxides.
Excellent Rate & Cycle Performance: Optimized for fast charging (rate capability) and longevity, maintaining high capacity retention over thousands of cycles.
Cost-Effective Manufacturing: Utilizing mature synthesis processes to ensure high batch-to-batch consistency and lower production costs.
Customizable Morphology: Controlled synthesis via high-temperature solid-state or sol-gel methods to achieve precise particle morphology and direction.
Applications
Grid-Scale Energy Storage: Perfect for wind and solar integration, as well as grid peak-shaving, thanks to its safety and longevity.
Low-Speed Electric Vehicles: Reliable power source for electric two-wheelers and tricycles, balancing energy density with cost.
Portable Power Solutions: Ideal for outdoor power stations and portable medical devices requiring high cycle stability.
Specialized Environments: Customizable for high-safety and extreme temperature applications.
Product Specifications
|
Property |
Typical Value / Specification |
|
Appearance |
Black Powder |
|
Particle Size (D50) |
5-20 μm (Customizable) |
|
Specific Surface Area |
1-5 m²/g (Customizable) |
|
Tap Density |
1.8-2.8 g/cm³ (Customizable) |
|
Moisture Content |
≤ 500 ppm |
|
Magnetic Impurities |
≤ 100 ppb |
Customization & Support
We provide comprehensive R&D support, including:
Material Customization: Tailored element ratios and structural modifications.
Performance Tuning: Optimization for specific voltage platforms, rate capabilities, or low-temperature performance.
Process Compatibility: Adjustment of physical properties (particle size, density) to match your electrode coating and calendering processes.
Full-Cycle Support: From sample testing to mass production guidance.
About Us
TRUNNANO is a leading supplier of high-performance battery materials for lithium-ion and sodium-ion batteries. Our portfolio includes nano cathodes, silicon-carbon anodes, hard carbon, and specialty additives. With strict quality control and consistent purity, we deliver reliable solutions for 3C electronics, power tools, and energy storage systems. Committed to innovation, TRUNNANO drives the future of energy storage with cutting-edge materials and dedicated customer support.
5 FAQs
1. What makes the Na₀.₄₄MnO₂ structure unique?
Its 1D tunnel structure provides robust structural stability, which significantly reduces degradation during repeated sodium-ion insertion and extraction compared to layered materials.
2. What is the recommended voltage range for this material?
The material is optimized for stable performance within the range of 1.5V – 4.0V.
3. Is this material suitable for fast charging?
Yes. Its tunnel structure facilitates rapid ion transport, demonstrating excellent rate performance suitable for fast-charge applications.
4. Can you customize the particle size?
Yes, we offer full customization of D50 particle size (5-20 μm) to meet your specific slurry preparation requirements.
5. Is this material cost-effective for large-scale energy storage?
Absolutely. By using abundant manganese and mature synthesis processes, it offers a distinct cost advantage for utility-scale energy storage systems.
