
Celgard 2325 PP/PE/PP Trilayer Microporous Battery Separator Discs
SKU: 2325
Free Shipping$168.00
Celgard 2325 PP/PE/PP Trilayer Microporous Battery Separator Discs is a Celgard-brand PP/PE/PP trilayer microporous separator for high-energy lithium battery research. Documented reference values include 25 μm thickness, 39% porosity, 645 s Gurley (JIS), 450 gf puncture strength and Ø19 mm standard disc diameter. Other diameters can be precision cut on request.
Need a custom separator diameter? Request a competitive quote today! Please specify the required diameter and application.
Online purchase option: Ø19 mm (200 pcs) — USD 168. Other diameters can be precision cut; request a quotation for custom sizes.
Celgard 2325 PP/PE/PP Trilayer Microporous Battery Separator Discs
Product Type: PP/PE/PP Trilayer Microporous Battery Separator Discs
Product Code: 2325
Brand: Celgard
Product Introduction
Celgard 2325 is a trilayer microporous separator with a polypropylene/polyethylene/polypropylene structure. It is supplied here as precision-cut circular discs for high-energy lithium battery research. The documented standard diameter is Ø19 mm; other diameters are available by precision cutting.
Core Features
- Celgard 2325 PP/PE/PP trilayer microporous construction
- Thin, uniform membrane intended to support stable ion transport
- Uniform pore structure with 39% documented porosity
- Inner PE layer provides thermal shutdown behavior
- Outer PP layers provide heat and oxidation resistance
- Good resistance to acids, alkalis and many chemical media
- Standard Ø19 mm discs with custom cutting available
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Code | 2325 |
| Brand | Celgard |
| Grade | Celgard 2325 |
| Product Type | Trilayer microporous battery separator disc |
| Layer Structure | PP/PE/PP |
| Appearance | White circular disc |
| Thickness | 25 μm |
| Gurley (JIS) | 645 s |
| Porosity | 39% |
| TD Shrinkage at 105 °C for 1 h | Reported value: 0 |
| MD Shrinkage at 105 °C for 1 h | Reported value: 3.0 |
| Puncture Strength | 450 gf |
| Standard Diameter | Ø19 mm |
| Custom Diameters | Available by precision cutting |
Applications
- High-energy lithium battery research
- Lithium-ion coin-cell separator evaluation
- Electrochemical cell assembly and laboratory testing
Note: Performance values are documented reference values for Celgard 2325. The standard disc diameter is Ø19 mm; other diameters can be precision cut. Please confirm the required diameter and application when requesting a quotation. The Celgard brand is intentionally retained for this product. Browse the Battery Separators category for related materials.
Online purchase option: Ø19 mm (200 pcs) — USD 168. Other diameters can be precision cut; request a quotation for custom sizes.
| Specification | Ø19 mm (200 pcs) |
|---|


