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Generic Polypropylene Separator for lithium ion battery
Generic Brand Polypropylene(PP) separator film for lithium ion battery. Available in 20 and 25um thickness. Standard length is 60m.
The separator is of key importance in the battery. The properties of the separator determine the interface structure and resistance of battery, directly influencing the capacitance, safety and other properties. High performance separator is very important to improve the comprehensive performance of the lithium battery. \n \nThis separator is a reliable generic separator suitable for most applications. For specific requirements or higher end specifications, please take a look at the Celgard range.
Term | Unit | Inspection Value | Inspection Value | Inspection Value | Inspection Value |
Appearance | Ivory-White | Ivory-White | Ivory-White | Ivory-White | |
Thickness | Micron | 16±2 | 18±2 | 20±2 | 25±2 |
Gas Permeability | Sec/100ml | 350-550 | 350-500 | 350-550 | 350-650 |
Porosity | % | 38-44 | 38-44 | 38-44 | 38-44 |
Puncturing Strength | G | ＞300 | ＞300 | ＞300 | ＞300 |
Tensile Strength MD | Mpa | ＞90 | ＞90 | ＞90 | ＞90 |
Tensile Strength TD | Mpa | ＞100 | ＞100 | ＞100 | ＞100 |
Film Close Temperature | ℃ | ≤135 | ≤135 | ≤135 | ≤135 |
Film Break Temperature | ℃ | ≥147 | ≥147 | ≥147 | ≥147 |
90℃ Heat Shrink MD | % | ≤3.5 | ≤3.5 | ≤3.5 | ≤3.5 |
90℃ Heat Shrink TD | % | ≤2 | ≤2 | ≤2 | ≤2 |
105℃ Heat Shrink MD | % | ≤5 | ≤5 | ≤5 | ≤5 |
105℃ Heat Shrink TD | % | ≤3 | ≤3 | ≤3 | ≤3 |
120℃ Heat Shrink MD | % | ≤20 | ≤20 | ≤20 | ≤20 |
120℃ Heat Shrink TD | % | ≤15 | ≤15 | ≤15 | ≤15 |