TDM-BPA
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Product Description
Features: This product is made from needle coke as the main raw material, processed through crushing, graphitization, magnetic separation, and classification. It has characteristics such as high specific capacity, excellent processing performance, fast liquid absorption speed, low expansion, and long cycle life.
Applicable range: Capacity-type square batteries, capacity-type cylindrical batteries, polymer batteries (such as soft-pack mobile power sources, Bluetooth, etc.).
Performance indicators:
| Indicators | Specification value | Typical value | Testing method/device | |
| Particle size | D10 (um) | ≥6.0 | 7.539 | Laser diffraction method Malvern MS2000 OMEC Topsizer |
| D50 (um) | 14.0±2.0 | 14.863 | ||
| D90 (um) | ≤30.0 | 28.334 | ||
| D100 (um) | ≤70.0 | 52.481 | ||
| Tapped density(g/cm³) | ≥1.00 | 1.08 | Fixed volume method Bettor BT1000 | |
| Ash content(%) | ≤0.10 | 0.021 | GB/T3521 Muffle furnace, four decimal place electronic balance | |
Specific surface area (m²/g) | ≤3.5 | 2.85 | Solid standard reference method Beckman 3H-2000A measuring instrument | |
Content of magnetic substances (ppm) | ≤2.0 | 0.41 | Magnetic rod adsorption/aqua regia digestion ICP method Plasma2000/Agilent 5100 | |
| *Discharge capacity (mAh/g) | ≥355.0 | 357.2 |
Half-cell test (0.1C)
| |
| *First discharge efficiency (%) | ≥92.0 | 92.80% | ||
| *The specifications and typical values are for reference only due to differences in testing conditions. | ||||
TEDA CR
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