Ultem® Polyetherimide Film
PEI is a high strength thermoplastic film that has outstanding temperature, chemical and electrical properties. Depending on the application, PEI can be a cost effective alternative to PEEK.
Brand Names
- Ultem® PEI
Characteristics
- High temperature resistance
- Chemical resistance
- Excellent mechanical strength
Common Applications
- Thermoformed components
Data Sheets
| Property | Test Method | Typical Value | |
|---|---|---|---|
| English units | SI Units | ||
| Available Thickness Range | - | 2 – 20 mil | 51 - 508µm |
| Max. Operating Temp. | - | 340ºF | 171°C |
| Tg | ASTM D-3418 | 423ºF | 217°C |
| Melt Point | ASTM D-3418 | 426ºF | 219°C |
| Dielectric Strength | ASTM D-149 | 830 V/mil | 33 V/μm |
| Dielectric Constant | ASTM D-150 | 3.15 | 3.15 |
| Specific Gravity | ASTM D-792 | 2.12 - 2.17 | 2.12 - 2.17 |
| Tensile Strength, Break | ASTM D-638 | 15200 psi | 105 MPa |
Ultem® is a registered trademark of GE.