| Test Parameter |
Unit |
Equipment/Method |
Standard |
Result |
Remark |
| Physics Characteristics |
| Tap Density |
g/cm³ |
ASTM B527 |
0.95±0.15 |
1.08 |
OK |
| Specific Surface Area |
m²/g |
Micromeritice Gemini V |
11±2 |
11.73 |
OK |
| D10 |
μm |
HORIBA LA-950V2 |
<1.5 |
1.32 |
OK |
| D50 |
μm |
2~4 |
2.35 |
OK |
| D90 |
μm |
4~7 |
4.62 |
OK |
| Moisture |
ppm |
MITSUBISHI
CHEMICAL CA-200 |
≦1200 |
593 |
OK |
| Composition Analysis |
| Li |
% |
VARIN AA240 |
4.4±0.5 |
OK |
| Fe |
% |
34.4±1.5 |
OK |
| P |
% |
20.0±1.0 |
OK |
| C |
% |
Heraeus vario III |
1~3% |
OK |
| Electrochemical Characteristics |
| 0.2C Discharge Capacity |
mAh/g |
charge/discharge rate
@0.2C/0.2C @25℃ |
152±2 |
153 |
OK |
| 1C Discharge Capacity |
mAh/g |
charge/discharge rate
@0.5C/1C @25℃ |
140±3 |
143 |
OK |