| Category | Polymer , Thermoplastic , Polyetherimide (PEI) |
| Manufacturer | GEHR Plastics Inc |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | GEHR Plastics PEI Polyetherimide.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.27 g/cc | 1.27 g/cc | ISO 1183 |
| Water Absorption | 0.25 % | 0.25 % | ISO 62 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell M | 109 | 109 | |
| Hardness, Shore D | 82 | 82 | DIN 53505 |
| Tensile Strength at Break | 85.0 MPa | 12300 psi | ISO 527 |
| Tensile Strength, Yield | 105 MPa | 15200 psi | ISO 527 |
| Elongation at Break | 60 % | 60 % | ISO 527 |
| Elongation at Yield | 6.0 % | 6.0 % | ISO 527 |
| Modulus of Elasticity | 3.20 GPa | 464 ksi | ISO 527 |
| Flexural Strength | 145 MPa | 21000 psi | 3.5%; ISO 178 |
| Charpy Impact Unnotched | NB | NB | ISO 179 |
| Charpy Impact, Notched | 0.600 J/cm² | 2.86 ft-lb/in² | ISO 179 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 56.0 µm/m-°C @Temperature 20.0 °C |
31.1 µin/in-°F @Temperature 68.0 °F |
DIN 53752 |
| Thermal Conductivity | 0.240 W/m-K | 1.67 BTU-in/hr-ft²-°F | DIN 52612 |
| Maximum Service Temperature, Air | 170 °C | 338 °F | |
| Deflection Temperature at 0.46 MPa (66 psi) | 200 °C | 392 °F | ISO 75 |
| Deflection Temperature at 1.8 MPa (264 psi) | 190 °C | 374 °F | ISO 75 |
| Vicat Softening Point | 211 °C | 412 °F | VST/B/50; ISO 306 |
| 215 °C | 419 °F | VST/A/50; ISO 306 | |
| Flammability, UL94 | V-0 | V-0 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | >= 1.00e+13 ohm-cm | >= 1.00e+13 ohm-cm | VDE 0303 |
| Surface Resistivity per Square | >= 1.00e+15 ohm | >= 1.00e+15 ohm | VDE 0303 |
| Dielectric Constant | 2.9 @Frequency 1.00e+6 Hz |
2.9 @Frequency 1.00e+6 Hz |
DIN 53483 |
| Dielectric Strength | 33.0 kV/mm | 838 kV/in | VDE 0303 |
| Dielectric Loss Index | 0.0013 @Frequency 1.00e+6 Hz |
0.0013 @Frequency 1.00e+6 Hz |
DIN 53483 |
| Comparative Tracking Index | 150 V | 150 V | CTI; IEC 60112 |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Acid Resistance | yes | |
| Aromatic Resistance | yes | |
| Bondability | yes | |
| CKW Resistance | limited | |
| Color | Natural | |
| Hydrocarbonate Resistance | yes | |
| Hydroxide Resistance | yes | |
| Ketone Resistance | yes | |
| Physiological indifference according | yes | |
| Resistance Against Hot Water | yes | |
| UV Stabilization | yes |