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Copper Foil for Battery Anode Substrate
NO |
Items |
Criteria |
Remarks |
|
1 |
Vibration test |
The battery is to be tested in three mutually perpendicular to each axis. |
No fire, no explosion |
|
2 |
Drop Test |
Drop the battery from 1m height onto 5cm it 3 times each of X, Y, and Z directions at 25±2°C |
||
3 |
Short circuiting Test |
After standard charge,the battery shall be subjected to a short-circuit condition with a wire of resistance less than 100(o) |
||
4 |
High temperature test |
Leaving the battery at 85°C for 4hours after standard charge |
No fire, no explosion
Capacity≥80%C5 |
|
5 |
Heating Test |
The temperature of the oven is to be raised at a rate of 5±2°C/min to a temperature of 130±2°C for 30 minutes. |
No explosion, no fire |
|
6 |
Overcharge testing
(NO PCM) |
3C 4.6V. |
||
7 |
Storage Characteristics 1 |
standard charge and then storage at 25±2°C for 30 days. |
Remaining Capacity≥85% |
|
8 |
Storage Characteristics 2 |
1 |
after standard charge and then storage at 60±2°C for 7 days. |
Remaining Capacity≥60% |
2 |
the capacity on standard discharge shall be measured after standard charge. |
Recovery capacity≥80% |