| Polyether Imide (PEI) Typical Properties |
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| Density (g/cm³) | 1.25 to 1.37 | 1.21 to 1.27 | | Melt Mass Flow Rate (g/10 min) | 20 | 6.0 to 66 | | Flexural Modulus (psi) | 384000 to 516000 | 364000 to 464000 | | Tensile Strength (psi) | 10700 to 16100 | 7980 to 14000 | | Tensile Elongation (%) | 3.7 to 61 | 6.5 to 80 | | Rockwell Hardness | 107 to 110 | -- | | Notched Izod Impact (ft·lb/in) | 0.525 to 1.31 | 0.843 to 8.00 | | DTUL @ 66 psi (0.45 MPa) (°F) | 379 to 459 | 383 to 390 | | DTUL @ 264 psi (1.8 MPa) (°F) | 365 to 446 | 302 to 375 | | CLTE, Flow (in/in/°F) | 0.000028 to 0.000032 | 0.000029 to 0.000033 |
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| Density (g/cm³) | 1.25 to 1.37 | 1.21 to 1.27 | | Melt Mass Flow Rate (g/10 min) | 20 | 6.0 to 66 | | Flexural Modulus (MPa) | 2650 to 3560 | 2510 to 3200 | | Tensile Strength (MPa) | 73.6 to 111 | 55.0 to 96.5 | | Tensile Elongation (%) | 3.7 to 61 | 6.5 to 80 | | Rockwell Hardness | 107 to 110 | -- | | Notched Izod Impact (J/m) | 28.1 to 70.1 | 45.0 to 427 | | DTUL @ 66 psi (0.45 MPa) (°C) | 193 to 237 | 195 to 199 | | DTUL @ 264 psi (1.8 MPa) (°C) | 185 to 230 | 150 to 191 | | CLTE, Flow (cm/cm/°C) | 0.000050 to 0.000058 | 0.000053 to 0.000060 |
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