Overview of materials for Polyimide, Graphite Filled

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Overview of materials for Polyimide, Graphite Filled
Categories:	Polymer; Thermoplastic; Polyimide, Thermoplastic; Thermoplastic Polyimide, Graphite Filled
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Polyimide, Graphite Filled". 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	Original Value	Comments

Density	1.33 - 1.67 g/cc	Average value: 1.49 g/cc Grade Count:49
Filler Content	10.0 - 40.0 %	Average value: 21.7 % Grade Count:13
Water Absorption	0.0800 - 2.00 %	Average value: 0.539 % Grade Count:33
	0.530 - 3.15 % @Temperature 50.0 - 80.0 °C	Average value: 1.73 % Grade Count:10
	0.380 - 2.18 % @Temperature 80.0 - 80.0 °C	Average value: 1.73 % Grade Count:5
	0.380 - 2.18 % @Time 86400 - 86400 sec	Average value: 1.73 % Grade Count:5
Water Absorption at Saturation	1.00 - 3.40 %	Average value: 1.98 % Grade Count:6
	2.30 - 2.30 % @Temperature 80.0 - 80.0 °C	Average value: 2.30 % Grade Count:1

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	75.0 - 119	Average value: 98.6 Grade Count:12
Hardness, Shore D	78.0 - 90.0	Average value: 84.1 Grade Count:28
Tensile Strength, Ultimate	35.0 - 146 MPa	Average value: 74.7 MPa Grade Count:42
	23.0 - 52.0 MPa @Temperature 250 - 260 °C	Average value: 32.7 MPa Grade Count:6
Tensile Strength, Yield	63.0 - 101 MPa	Average value: 77.9 MPa Grade Count:8
Elongation at Break	1.00 - 10.0 %	Average value: 3.25 % Grade Count:43
	2.00 - 9.80 % @Temperature 260 - 260 °C	Average value: 5.55 % Grade Count:4
Modulus of Elasticity	2.65 - 8.58 GPa	Average value: 4.62 GPa Grade Count:32
Flexural Yield Strength	55.0 - 229 MPa	Average value: 109 MPa Grade Count:44
	31.0 - 63.4318 MPa @Temperature 250 - 260 °C	Average value: 46.2 MPa Grade Count:6
Flexural Modulus	2.74 - 8.02 GPa	Average value: 4.53 GPa Grade Count:34
	1.86 - 5.17 GPa @Temperature 250 - 260 °C	Average value: 2.87 GPa Grade Count:6
Flexural Strain at Break	1.30 - 5.50 %	Average value: 3.15 % Grade Count:7
Flexural Strain at Yield	1.40 - 4.60 %	Average value: 3.12 % Grade Count:13
Compressive Strain at Break	12.0 - 30.0 %	Average value: 19.0 % Grade Count:3
Compressive Yield Strength	25.0 - 466 MPa	Average value: 147 MPa Grade Count:35
Compressive Modulus	0.847 - 7.94 GPa	Average value: 3.27 GPa Grade Count:21
Izod Impact, Notched	0.135 - 0.507 J/cm	Average value: 0.308 J/cm Grade Count:10
Charpy Impact Unnotched	0.700 - 4.60 J/cm²	Average value: 2.26 J/cm² Grade Count:19
Charpy Impact, Notched	0.110 - 0.480 J/cm²	Average value: 0.250 J/cm² Grade Count:26
Coefficient of Friction	0.200 - 0.300	Average value: 0.250 Grade Count:5
Compression Set	12.5 - 50.4 %	Average value: 31.1 % Grade Count:11

Electrical Properties	Original Value	Comments
Electrical Resistivity	3.00e+6 - 4.00e+19 ohm-cm	Average value: 4.45e+18 ohm-cm Grade Count:9
Surface Resistance	1000 - 1.00e+15 ohm	Average value: 8.82e+13 ohm Grade Count:16
Dielectric Constant	3.30 - 62.0	Average value: 15.6 Grade Count:8
Dielectric Strength	3.00 - 33.0 kV/mm	Average value: 14.9 kV/mm Grade Count:9
Dissipation Factor	0.00130 - 0.310	Average value: 0.0469 Grade Count:7
Comparative Tracking Index	175 - 399 V	Average value: 295 V Grade Count:3

Thermal Properties	Original Value	Comments
CTE, linear	11.0 - 63.0 µm/m-°C	Average value: 37.7 µm/m-°C Grade Count:16
	15.0 - 97.0 µm/m-°C @Temperature 50.0 - 400 °C	Average value: 43.2 µm/m-°C Grade Count:19
Specific Heat Capacity	0.970 - 1.13 J/g-°C	Average value: 1.04 J/g-°C Grade Count:6
Thermal Conductivity	0.317 - 4.47 W/m-K	Average value: 1.59 W/m-K Grade Count:22
	0.490 - 1.66 W/m-K @Temperature 40.0 - 40.0 °C	Average value: 0.893 W/m-K Grade Count:3
Maximum Service Temperature, Air	260 - 360 °C	Average value: 299 °C Grade Count:19
Deflection Temperature at 0.46 MPa (66 psi)	285 - 376 °C	Average value: 333 °C Grade Count:9
Deflection Temperature at 1.8 MPa (264 psi)	263 - 417 °C	Average value: 321 °C Grade Count:17
Minimum Service Temperature, Air	-196 - -196 °C	Average value: -196 °C Grade Count:7
Glass Transition Temp, Tg	260 - 397 °C	Average value: 328 °C Grade Count:26
UL RTI, Electrical	50.0 - 130 °C	Average value: 119 °C Grade Count:3
UL RTI, Mechanical with Impact	50.0 - 130 °C	Average value: 119 °C Grade Count:3
UL RTI, Mechanical without Impact	50.0 - 130 °C	Average value: 119 °C Grade Count:3
Flammability, UL94	V-0 - 5VA	Grade Count:16

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 terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

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O4207 / 78303

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