Overview of materials for Polyetherimide

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This property data is a summary of similar materials in the MatWeb database for the category "Polyetherimide". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.

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Physical Properties	Metric	English	Comments

Density	0.950 - 1.69 g/cc	0.0343 - 0.0611 lb/in³	Average value: 1.38 g/cc Grade Count:556
Filler Content	5.00 - 50.0 %	5.00 - 50.0 %	Average value: 21.6 % Grade Count:69
Water Absorption	0.000 - 1.30 %	0.000 - 1.30 %	Average value: 0.210 % Grade Count:208
Moisture Absorption at Equilibrium	0.000 - 0.800 %	0.000 - 0.800 %	Average value: 0.463 % Grade Count:215
Water Absorption at Saturation	0.100 - 2.90 %	0.100 - 2.90 %	Average value: 1.03 % Grade Count:223
Halogen Content	0.000 %	0.000 %	Average value: 0.000 % Grade Count:4
Linear Mold Shrinkage	0.000 - 0.200 cm/cm	0.000 - 0.200 in/in	Average value: 0.00470 cm/cm Grade Count:480
Linear Mold Shrinkage, 6.35 mm section	0.00100 - 0.00900 cm/cm	0.00100 - 0.00900 in/in	Average value: 0.00412 cm/cm Grade Count:26
Linear Mold Shrinkage, Transverse	0.000 - 0.0170 cm/cm	0.000 - 0.0170 in/in	Average value: 0.00542 cm/cm Grade Count:145
Melt Flow	1.40 - 113 g/10 min	1.40 - 113 g/10 min	Average value: 16.0 g/10 min Grade Count:302

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	85.0 - 118	85.0 - 118	Average value: 111 Grade Count:55
Hardness, Rockwell R	110 - 127	110 - 127	Average value: 122 Grade Count:26
Hardness, H358/30	160 - 180 MPa	23200 - 26100 psi	Average value: 167 MPa Grade Count:3
Hardness, Shore D	72.0 - 92.0	72.0 - 92.0	Average value: 83.3 Grade Count:7
Ball Indentation Hardness	170 MPa	24700 psi	Average value: 170 MPa Grade Count:3
Tensile Strength, Ultimate	25.0 - 241 MPa	3630 - 35000 psi	Average value: 121 MPa Grade Count:489
Tensile Strength, Yield	20.0 - 255 MPa	2900 - 37000 psi	Average value: 114 MPa Grade Count:290
Elongation at Break	0.500 - 400 %	0.500 - 400 %	Average value: 24.2 % Grade Count:542
Elongation at Yield	0.700 - 105 %	0.700 - 105 %	Average value: 6.04 % Grade Count:213
Modulus of Elasticity	0.00222 - 42.0 GPa	0.322 - 6090 ksi	Average value: 6.96 GPa Grade Count:499
Flexural Modulus	0.380 - 26.9 GPa	55.1 - 3900 ksi	Average value: 6.56 GPa Grade Count:547
Flexural Yield Strength	18.0 - 345 MPa	2610 - 50000 psi	Average value: 182 MPa Grade Count:540
Compressive Yield Strength	20.0 - 221 MPa	2900 - 32000 psi	Average value: 149 MPa Grade Count:36
Compressive Modulus	2.55 - 6.47 GPa	370 - 938 ksi	Average value: 4.29 GPa Grade Count:13
Poissons Ratio	0.300	0.300	Average value: 0.300 Grade Count:6
Shear Strength	55.3 - 103 MPa	8020 - 15000 psi	Average value: 90.6 MPa Grade Count:11
Izod Impact, Unnotched	0.110 J/cm - NB	0.206 ft-lb/in - NB	Average value: 7.95 J/cm Grade Count:315
	NB - NB @Temperature -30.0 - -30.0 °C	NB - NB @Temperature -22.0 - -22.0 °F	Grade Count:9
Izod Impact, Unnotched (ISO)	5.00 kJ/m² - NB	2.38 ft-lb/in² - NB	Average value: 42.2 kJ/m² Grade Count:179
	13.0 kJ/m² - NB @Temperature -30.0 - -30.0 °C	6.19 ft-lb/in² - NB @Temperature -22.0 - -22.0 °F	Average value: 45.0 kJ/m² Grade Count:116
	13.0 kJ/m² - NB @Thickness 3.00 - 4.00 mm	6.19 ft-lb/in² - NB @Thickness 0.118 - 0.157 in	Average value: 45.0 kJ/m² Grade Count:116
Charpy Impact Unnotched	1.40 J/cm² - NB	6.66 ft-lb/in² - NB	Average value: 4.40 J/cm² Grade Count:80
	2.50 - 2.50 J/cm² @Temperature -30.0 - -30.0 °C	11.9 - 11.9 ft-lb/in² @Temperature -22.0 - -22.0 °F	Average value: 4.21 J/cm² Grade Count:1
	1.40 J/cm² - NB @Temperature -30.0 - -30.0 °C	6.66 ft-lb/in² - NB @Temperature -22.0 - -22.0 °F	Average value: 4.21 J/cm² Grade Count:74
	1.40 J/cm² - NB @Thickness 4.00 - 4.00 mm	6.66 ft-lb/in² - NB @Thickness 0.157 - 0.157 in	Average value: 4.21 J/cm² Grade Count:74
Charpy Impact, Notched	0.200 - 8.00 J/cm²	0.952 - 38.1 ft-lb/in²	Average value: 0.796 J/cm² Grade Count:158
	0.800 - 0.800 J/cm² @Temperature -30.0 - -30.0 °C	3.81 - 3.81 ft-lb/in² @Temperature -22.0 - -22.0 °F	Average value: 0.620 J/cm² Grade Count:1
	0.300 - 1.50 J/cm² @Temperature -30.0 - -30.0 °C	1.43 - 7.14 ft-lb/in² @Temperature -22.0 - -22.0 °F	Average value: 0.620 J/cm² Grade Count:60
	0.300 - 1.50 J/cm² @Thickness 4.00 - 4.00 mm	1.43 - 7.14 ft-lb/in² @Thickness 0.157 - 0.157 in	Average value: 0.620 J/cm² Grade Count:60
Gardner Impact	21.0 - 36.2 J	15.5 - 26.7 ft-lb	Average value: 29.9 J Grade Count:31
Falling Dart Impact	4.90 - 21.4 J	3.61 - 15.8 ft-lb	Average value: 9.18 J Grade Count:17
Coefficient of Friction	0.110 - 0.550	0.110 - 0.550	Average value: 0.393 Grade Count:35
Coefficient of Friction, Static	0.110 - 0.600	0.110 - 0.600	Average value: 0.389 Grade Count:28
K (wear) Factor	12.1 - 5840 x 10^-8 mm³/N-M	6.00 - 2900 x 10^-10 in³-min/ft-lb-hr	Average value: 408 x 10^-8 mm³/N-M Grade Count:33
Limiting Pressure Velocity	0.0657 - 2.80 MPa-m/sec	1880 - 79900 psi-ft/min	Average value: 1.42 MPa-m/sec Grade Count:7
Taber Abrasion, mg/1000 Cycles	2.00 - 60.0	2.00 - 60.0	Average value: 16.6 Grade Count:72
Izod Impact, Notched	0.187 - 33.0 J/cm	0.350 - 61.8 ft-lb/in	Average value: 3.04 J/cm Grade Count:471
	0.300 - 1.20 J/cm @Temperature -30.0 - -30.0 °C	0.562 - 2.25 ft-lb/in @Temperature -22.0 - -22.0 °F	Average value: 0.550 J/cm Grade Count:76
Izod Impact, Notched (ISO)	2.00 kJ/m² - NB	0.952 ft-lb/in² - NB	Average value: 7.54 kJ/m² Grade Count:224
	2.00 kJ/m² - NB @Temperature -30.0 - -30.0 °C	0.952 ft-lb/in² - NB @Temperature -22.0 - -22.0 °F	Average value: 7.26 kJ/m² Grade Count:158
	2.00 kJ/m² - NB @Thickness 4.00 - 4.00 mm	0.952 ft-lb/in² - NB @Thickness 0.157 - 0.157 in	Average value: 7.26 kJ/m² Grade Count:158

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.00 - 1.00e+18 ohm-cm	1.00 - 1.00e+18 ohm-cm	Average value: 2.42e+16 ohm-cm Grade Count:271
Surface Resistance	1.00 - 1.60e+17 ohm	1.00 - 1.60e+17 ohm	Average value: 5.22e+15 ohm Grade Count:202
Static Decay	0.0100 - 2.00 sec	0.0100 - 2.00 sec	Average value: 1.29 sec Grade Count:36
Dielectric Constant	2.70 - 6.80	2.70 - 6.80	Average value: 3.26 Grade Count:154
Dielectric Strength	14.0 - 244 kV/mm	356 - 6200 kV/in	Average value: 25.8 kV/mm Grade Count:167
Dissipation Factor	0.000500 - 0.266	0.000500 - 0.266	Average value: 0.00460 Grade Count:173
Arc Resistance	60.0 - 180 sec	60.0 - 180 sec	Average value: 131 sec Grade Count:74
Comparative Tracking Index	100 - 250 V	100 - 250 V	Average value: 137 V Grade Count:168
Hot Wire Ignition, HWI	7.00 - 120 sec	7.00 - 120 sec	Average value: 84.3 sec Grade Count:82
High Amp Arc Ignition, HAI	15.0 - 120 arcs	15.0 - 120 arcs	Average value: 28.4 arcs Grade Count:82
High Voltage Arc-Tracking Rate, HVTR	0.000 - 150 mm/min	0.000 - 5.91 in/min	Average value: 81.8 mm/min Grade Count:72

Thermal Properties	Metric	English	Comments
CTE, linear	0.000 - 120 µm/m-°C	0.000 - 66.7 µin/in-°F	Average value: 38.1 µm/m-°C Grade Count:329
CTE, linear, Transverse to Flow	0.000 - 130 µm/m-°C	0.000 - 72.2 µin/in-°F	Average value: 49.4 µm/m-°C Grade Count:256
Thermal Conductivity	0.122 - 11.0 W/m-K	0.850 - 76.3 BTU-in/hr-ft²-°F	Average value: 0.315 W/m-K Grade Count:156
Maximum Service Temperature, Air	170 - 300 °C	338 - 572 °F	Average value: 187 °C Grade Count:14
Deflection Temperature at 0.46 MPa (66 psi)	144 - 237 °C	291 - 459 °F	Average value: 206 °C Grade Count:284
Deflection Temperature at 1.8 MPa (264 psi)	47.2 - 232 °C	117 - 450 °F	Average value: 198 °C Grade Count:501
Vicat Softening Point	75.0 - 243 °C	167 - 469 °F	Average value: 212 °C Grade Count:234
Glass Transition Temp, Tg	168 - 247 °C	334 - 477 °F	Average value: 218 °C Grade Count:220
UL RTI, Electrical	105 - 180 °C	221 - 356 °F	Average value: 151 °C Grade Count:108
UL RTI, Mechanical with Impact	105 - 180 °C	221 - 356 °F	Average value: 150 °C Grade Count:107
UL RTI, Mechanical without Impact	105 - 180 °C	221 - 356 °F	Average value: 151 °C Grade Count:107
Flammability, UL94	HB - 5VA	HB - 5VA	Grade Count:247
Flammability Test	3.20	3.20	Average value: 3.20 Grade Count:3
NBS Smoke Density	0.000 - 6.00	0.000 - 6.00	Average value: 1.89 Grade Count:41
Oxygen Index	39.7 - 57.0 %	39.7 - 57.0 %	Average value: 47.1 % Grade Count:120
Glow Wire Test	650 - 960 °C	1200 - 1760 °F	Average value: 932 °C Grade Count:59

Optical Properties	Metric	English	Comments
Haze	2.00 %	2.00 %	Average value: 2.00 % Grade Count:4
Transmission, Visible	58.0 %	58.0 %	Average value: 58.0 % Grade Count:4

Processing Properties	Metric	English	Comments
Processing Temperature	232 - 427 °C	450 - 801 °F	Average value: 371 °C Grade Count:165
Rear Barrel Temperature	332 - 421 °C	630 - 790 °F	Average value: 380 °C Grade Count:16
Middle Barrel Temperature	338 - 421 °C	640 - 790 °F	Average value: 385 °C Grade Count:16
Front Barrel Temperature	343 - 427 °C	649 - 801 °F	Average value: 391 °C Grade Count:16
Nozzle Temperature	343 - 421 °C	649 - 790 °F	Average value: 395 °C Grade Count:11
Mold Temperature	37.8 - 177 °C	100 - 350 °F	Average value: 150 °C Grade Count:150
Drying Temperature	82.2 - 149 °C	180 - 300 °F	Average value: 145 °C Grade Count:101
Dry Time	2.00 - 24.0 hour	2.00 - 24.0 hour	Average value: 3.94 hour Grade Count:97
Moisture Content	0.0200 - 0.0400 %	0.0200 - 0.0400 %	Average value: 0.0327 % Grade Count:77
Dew Point	-28.9 °C	-20.0 °F	Average value: -28.9 °C Grade Count:49
Injection Pressure	82.7 - 124 MPa	12000 - 18000 psi	Average value: 103 MPa Grade Count:97
Back Pressure	0.172 - 0.689 MPa	24.9 - 99.9 psi	Average value: 0.508 MPa Grade Count:29
Clamp Pressure	41.0 - 69.0 MPa	5950 - 10000 psi	Average value: 55.0 MPa Grade Count:11
Shot Size	40.0 - 60.0 %	40.0 - 60.0 %	Average value: 50.0 % Grade Count:11
Vent Depth	0.00250 - 0.00760 cm	0.000984 - 0.00299 in	Average value: 0.00505 cm Grade Count:11
Screw Speed	40.0 - 70.0 rpm	40.0 - 70.0 rpm	Average value: 55.0 rpm Grade Count:11

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's disclaimer and terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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O3600 / 77777

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