Model:
Battery Separator
Material Name:
Polyethylene PE
Thickness:
7um, 9um, 12um, 16um, 20um, 25um
Product description:
In the structure of the lithium battery, separator is one of the key component. The properties of the separator determines of interface structure, resistance of battery,directly influencing the capacitance, circulation,safety and other properties. High performance separator is very important to improve the comprehensive performance of the lithium battery.
Specifications
| Separator Material | Polypropylene (PP) | |||||||
|---|---|---|---|---|---|---|---|---|
| Specification | Unit | Models | ||||||
| Thickness | um | 7um | 9um | 12um | 16um | 20um | 25um | |
| Areal density | g/m2 | 4.5±1.5 | 5.5±1.5 | 6.5±1.5 | 9.0±1.5 | 11.5±1.5 | 14.5±1.5 | |
| Air permeability | Sec/100ml | 130±50 | 150±50 | 150±50 | 200±750 | 220±70 | 220±70 | |
| Length | m | +1-10m | ||||||
| Porosity | % | 43±5 | 45±5 | |||||
| Puncture strength | g | ≥300 | ≥480 | ≥500 | ≥600 | ≥700 | ≥750 | |
| Tensile Strength | MD | Kgf/cm2 | ≥1300 | ≥1500 | ||||
| MD | Kgf/cm2 | ≥1300 | ≥1500 | |||||
| Tensile Strength | MD | % | ≤3% | |||||
| MD | % | ≤1% | ||||||
| Performance advantage | Uniform distribution of micropores, wide controllable range of porosity and air permeability, suitable for the production of relatively thin products, high puncture strength, low short-circuit rate | |||||||