TDM-NAG
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Product Description
Features: This product is made from needle coke as the main raw material, processed through crushing, granulation, graphitization, mixing, demagnetization, and sieving. It has characteristics such as high specific capacity, fast liquid absorption rate, long cycle life, high bulk density, and low expansion.
Applicable range: Capacity-type square batteries, capacity-type polymer batteries.
Performance indicators:
| Indicators | Specification value | Typical value | Testing method/device | |
| Particle size | D10 (um) | ≥6.0 | 8.24 | Laser diffraction method Malvern MS2000 Omek Topsizer |
| D50 (um) | 15.0±2.0 | 14.378 | ||
| D90 (um) | ≤32 | 24.517 | ||
| D100 (um) | ≤65.0 | 39.006 | ||
| Tapped density(g/cm³) | ≥1.00 | 1.09 | Fixed volume method Bett BT1000 | |
| Ash content(%) | ≤0.10 | 0.016 | GB/T3521 Muffle furnace, four decimal electronic balance | |
Specific surface area (m²/g) | ≤2.0 | 1.16 | Solid standard reference method Beckman 3H-2000A measuring instrument | |
Content of magnetic substances(ppm) | ≤2.0 | 0.18 | Magnetic rod adsorption/aqua regia digestion ICP method Plasma2000/Agilent 5100 | |
| *Discharge capacity(mAh/g) | ≥355.0 | 359.2 |
Half-cell test (0.1C)
| |
| *First discharge efficiency(%) | ≥93.0 | 94.50% | ||
*Discharge test conditions may vary; specifications and typical values are for reference only. | ||||
TEDA CR
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Company address: No.1 Taida Road, Dianzi Town, pingdu city City, Qingdao City, Shandong Province