ISO 9001:2015 Certified
TYPICAL PROPERTIES of ULTEM® PEI POLYETHERIMIDE
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| ASTM or UL test | Property | Ultem® 1000 unfilled STOCKED |
Ultem® 2100 10% glass SPECIAL ORDER |
Ultem® 2200 20% glass SPECIAL ORDER |
Ultem® 2300 30% glass STOCKED |
| PHYSICAL | |||||
| D792 | Density (lb/in³) (g/cm³) |
0.046 1.28 |
0.048 1.34 |
0.051 1.42 |
0.055 1.51 |
| D570 | Water Absorption, 24 hrs (%) | 0.25 | 0.21 | 0.19 | 0.18 |
| D570 | Water Absorption, Saturation (%) | 1.25 | 1.20 | 1.10 | 0.90 |
| MECHANICAL | |||||
| D638 | Tensile Strength (psi) | 16,500 | 16,800 | 16,900 | 17,000 |
| D638 | Tensile Modulus (psi) | 500,000 | 650,000 | 700,000 | 800,000 |
| D638 | Tensile Elongation at Break (%) | 80 | 6 | 3 | 3 |
| D790 | Flexural Strength (psi) | 20,000 | 23,000 | 25,000 | 27,000 |
| D790 | Flexural Modulus (psi) | 500,000 | – | – | 850,000 |
| D695 | Compressive Strength (psi) | 22,000 | 24,000 | 28,000 | 32,000 |
| D695 | Compressive Modulus (psi) | 480,000 | – | – | 625,000 |
| D785 | Hardness, Rockwell | M112 / R125 | M114 / R127 | M114 / R127 | M114 / R127 |
| D256 | IZOD Notched Impact (ft-lb/in) | 0.5 | 0.6 | 0.8 | 1.0 |
| THERMAL | |||||
| D696 | Coefficient of Linear Thermal Expansion (x 10-5 in./in./°F) |
3.1 | 1.8 | 1.4 | 1.1 |
| D648 | Heat Deflection Temp (°F / °C) at 264 psi |
400 / 204 | 405 / 207 | 408 / 208 | 410 / 210 |
| D3418 | Glass Transition Temp (°F / °C) | 410 / 210 | 410 / 210 | 410 / 210 | 410 / 210 |
| – | Max Operating Temp (°F / °C) | 340 / 171 | 340 / 171 | 340 / 171 | 340 / 171 |
| C177 | Thermal Conductivity (BTU-in/ft²-hr-°F) (x 10-4 cal/cm-sec-°C) |
0.85 2.93 |
1.22 4.20 |
1.43 4.93 |
1.56 5.37 |
| UL94 | Flammability Rating | V-0 | V-0 | V-0 | V-0 |
| ELECTRICAL | |||||
| D149 | Dielectric Strength (V/mil) short time, 1/8″ thick | 830 | – | – | 770 |
| D150 | Dielectric Constant at 1 KHz | 3.15 | 3.5 | 3.5 | 3.7 |
| D150 | Dissipation Factor at 1 KHz | 0.0013 | 0.0014 | 0.0015 | 0.0015 |
| EOS/ESD S11.11 | Surface Resistivity (ohms/square) | > 1013 | > 1013 | > 1013 | > 1013 |
NOTE: The information contained herein are typical values intended for
reference and comparison purposes only. They should NOT be used as a basis
for design specifications or quality control. Contact us for manufacturers’
complete material property datasheets.