Chinese
Product introduction
Product introduction
1.Product feature
1.1Advantages：Spherical or spherical - like particles，granularity normal distribution，higher gram capacity，ultra-long life, high and low temperature performance, excellent multiplier performance;
1.2 Range of application：This product is suitable for a variety of medium to high power, long life power lithium ion batteries (such as power tools, unmanned aerial vehicles, model aircraft, electric vehicles);
Item | Control standards | Typical value | |
Li% | 3.8-4.5 | 4.2 | |
Mn% | 57.0-60.0 | 59.0 | |
Fe% | ≤0.01 | 0.003 | |
Tap density (g/cm3) | ≥1.6 | 1.75 | |
Specific surface area (m2/g) | ≤0.8 | 0.45 | |
Moisture content (%) | ≤0.05 | 0.03 | |
Compacted density (g/cm3) | ≥2.8 | 2.9 | |
Particle size (μm) | D10 | 3.0-6.0 | 4.3 |
D50 | 8.0-15.0 | 9.5 | |
D90 | 18.0-28.0 | 20.5 | |
Specific capacity (mAh/g) | ≥108 | 111 | |
Specific capacity (mAh/g) | ≥106 | 109 | |
First charge and discharge efficiency（%） | ≥95 | 98 | |
Capacity retention ration after 1800 cycles (25℃, %） | ＞80 | 83 | |
5.Performance test of all-battery ZTM-09
Make 1500mAh soft pack lithium ion battery test performance
5.1 Electrochemical performance test
Recycle under the environment of 60℃
Item | First discharge specific capacity mAh/g | The container keeps 80% of recycling times | Remark |
Recycle under the environment of 25℃ | ≥106 | ≥1800 | Charge and discharge voltage 3.0-4.2V |
≥108 | ≥500 | Charge and discharge voltage 3.0-4.2V |
5.2 Rate performance test at room temperature
discharge rate | normal atmospheric temperature3C | normal atmospheric temperature5C | normal atmospheric temperature10C | normal atmospheric temperature15C | normal atmospheric temperature20C |
Discharge capacity versus 1C capacity retention | ≥98% | ≥96% | ≥92% | ≥90% | ≥85% |
