NCM811 Coated Lithium Niobate Single Crystal Battery Material - 3.535μm D50, 205.1 mAh/g Capacity
Price:
1-1000USD/Negotiable
MOQ:
100g
Delivery Time:
5-7 days
Brand:
XWELL
Product Description
Solid Electrolyte Coated NCM811 Battery Material
Product Overview
Xwell's solid-state electrolyte-coated single-crystal NCM811 is a high-performance cathode material featuring lithium niobate surface modification. The blue-gray powder delivers 205.1 mAh/g initial discharge capacity at 0.1C with 89.1% efficiency, specifically optimized for all-solid-state battery research and development.
Technical Specifications
| Property | Value | Test Method |
|---|---|---|
| Appearance | Blue-gray powder | Visual inspection |
| Particle Size (D50) | 3.535 μm | ICP |
| Specific Surface Area | 0.62 m²/g | BET |
| Tap Density | 2.04 g/cm³ | Tap density analyzer |
| Moisture Content | 450.4 ppm | Karl Fischer coulometry |
| pH | 11.52 | pH meter |
| 0.1C Discharge Capacity | 205.1 mAh/g | 0.1C (4.3-3.0V) |
| Initial Efficiency | 89.1% | 0.1C cycling |
Material Advantages
- Surface Engineering: Lithium niobate coating enhances interfacial stability with sulfide electrolytes and reduces side reactions by 40% versus uncoated NCM811
- Electrochemical Performance: Maintains over 190 mAh/g at 1C rate in solid-state configuration with minimal gas generation
- Manufacturing Compatibility: Suitable for dry electrode processing and enables direct cold pressing at 300 MPa
Packaging & Storage
| Attribute | Specification |
|---|---|
| Packaging | Double-layer: Inner Al-plastic vacuum bag with outer PE protective bag |
| Storage | Sealed, dry environment (<30% RH) at 15-25°C |
| Shelf Life | 6 months in original packaging |
Handling Recommendations
- Material Preparation: Bake cathode sheets at 85°C for 4 hours before use and perform all processing in dry room conditions
- Electrolyte Pairing: Recommended electrolyte KLD-1230C ternary formula with coin cell assembly under <0.1 ppm O₂
- Safety: Hygroscopic material requiring minimized air exposure and vacuum-sealed transfer containers
Custom coating thickness (2-10nm) and doping options available for research purposes.
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Get in Touch
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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