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Ensinger PEI

Overview of materials for Polysulfone (PSU)
Categories: Polymer; Thermoplastic; Polysulfone (PSU)
Material Notes: This property data is a summary of similar materials in the MatWeb database for the category "Polysulfone". 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.
Vendors: Ensinger High Performance Plastics withstand severe environments, resist harsh chemicals, and perform well in extreme temperatures. They offer weight savings that have potential to drive lower cost systems.

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Physical PropertiesMetricEnglishComments
Density 1.13 - 1.66 g/cc0.0408 - 0.0600 lb/in³Average value: 1.34 g/cc Grade Count:193
Filler Content 2.00 - 40.0 %2.00 - 40.0 %Average value: 16.1 % Grade Count:37
Water Absorption 0.0300 - 1.30 %0.0300 - 1.30 %Average value: 0.336 % Grade Count:95
Moisture Absorption at Equilibrium 0.0200 - 0.800 %0.0200 - 0.800 %Average value: 0.180 % Grade Count:34
Water Absorption at Saturation 0.300 - 1.60 %0.300 - 1.60 %Average value: 0.928 % Grade Count:21
Additive Loading 5.00 - 30.0 %5.00 - 30.0 %Average value: 17.1 % Grade Count:9
Viscosity  7.80 - 7.80 cP
@Temperature 345 - 345 °C		7.80 - 7.80 cP
@Temperature 653 - 653 °F		Average value: 7.80 cP Grade Count:1
 7.80 - 7.80 cP
@Load 2.16 - 2.16 kg		7.80 - 7.80 cP
@Load 4.76 - 4.76 lb		Average value: 7.80 cP Grade Count:1
Viscosity Number 63.0 - 81.0 cm³/g0.630 - 0.810 dl/gAverage value: 68.4 cm³/g Grade Count:5
Linear Mold Shrinkage 0.0000900 - 0.0760 cm/cm0.0000900 - 0.0760 in/inAverage value: 0.00517 cm/cm Grade Count:154
Linear Mold Shrinkage, Transverse 0.00350 - 0.0135 cm/cm0.00350 - 0.0135 in/inAverage value: 0.00701 cm/cm Grade Count:29
Melt Flow 3.00 - 90.0 g/10 min3.00 - 90.0 g/10 minAverage value: 17.9 g/10 min Grade Count:48
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 68.0 - 92.068.0 - 92.0Average value: 77.9 Grade Count:13
Hardness, Rockwell R 110 - 128110 - 128Average value: 122 Grade Count:33
Hardness, Shore D 80.0 - 85.080.0 - 85.0Average value: 81.3 Grade Count:7
Ball Indentation Hardness 135 - 193 MPa19600 - 28000 psiAverage value: 152 MPa Grade Count:10
Tensile Strength, Ultimate 44.8 - 179 MPa6500 - 26000 psiAverage value: 85.3 MPa Grade Count:148
 50.0 - 125 MPa
@Temperature 0.000 - 160 °C		7250 - 18100 psi
@Temperature 32.0 - 320 °F		Average value: 81.4 MPa Grade Count:4
Tensile Strength, Yield 48.0 - 160 MPa6960 - 23200 psiAverage value: 84.8 MPa Grade Count:57
 40.0 - 68.0 MPa
@Temperature 60.0 - 235 °C		5800 - 9860 psi
@Temperature 140 - 455 °F		Average value: 52.8 MPa Grade Count:2
Elongation at Break 0.500 - 110 %0.500 - 110 %Average value: 19.8 % Grade Count:183
 1.60 - 2.50 %
@Temperature 60.0 - 235 °C		1.60 - 2.50 %
@Temperature 140 - 455 °F		Average value: 27.9 % Grade Count:5
Elongation at Yield 0.200 - 80.0 %0.200 - 80.0 %Average value: 3.65 % Grade Count:31
 2.80 - 4.50 %
@Temperature 60.0 - 150 °C		2.80 - 4.50 %
@Temperature 140 - 302 °F		Average value: 3.70 % Grade Count:1
Modulus of Elasticity 1.72 - 24.1 GPa250 - 3500 ksiAverage value: 4.97 GPa Grade Count:175
 1.90 - 9.00 GPa
@Temperature 60.0 - 160 °C		276 - 1310 ksi
@Temperature 140 - 320 °F		Average value: 5.26 GPa Grade Count:6
Flexural Yield Strength 71.0 - 255 MPa10300 - 37000 psiAverage value: 128 MPa Grade Count:166
Flexural Modulus 0.103 - 19.3 GPa14.9 - 2800 ksiAverage value: 4.89 GPa Grade Count:167
Compressive Yield Strength 13.0 - 176 MPa1890 - 25500 psiAverage value: 95.7 MPa Grade Count:11
Shear Modulus 0.0250 - 0.950 GPa
@Temperature 50.0 - 200 °C		3.63 - 138 ksi
@Temperature 122 - 392 °F		Average value: 0.669 GPa Grade Count:4
Shear Strength 62.1 - 68.9 MPa9000 - 10000 psiAverage value: 63.3 MPa Grade Count:6
Secant Modulus 0.0250 - 0.950 GPa
@Temperature 50.0 - 200 °C		3.63 - 138 ksi
@Temperature 122 - 392 °F		Average value: 0.669 GPa Grade Count:1
Izod Impact 45.0 - 85.0 J33.2 - 62.7 ft-lbAverage value: 61.6 J Grade Count:11
Izod Impact, Notched 0.267 - 4.27 J/cm0.500 - 8.00 ft-lb/inAverage value: 0.774 J/cm Grade Count:147
Izod Impact, Unnotched 2.40 J/cm - NB4.50 ft-lb/in - NBAverage value: 7.44 J/cm Grade Count:80
Izod Impact, Notched (ISO) 4.00 - 10.0 kJ/m²1.90 - 4.76 ft-lb/in²Average value: 6.57 kJ/m² Grade Count:26
 5.00 - 13.0 kJ/m²
@Temperature -30.0 - 120 °C		2.38 - 6.19 ft-lb/in²
@Temperature -22.0 - 248 °F		Average value: 7.33 kJ/m² Grade Count:6
Izod Impact, Unnotched (ISO) 23.0 kJ/m² - NB10.9 ft-lb/in² - NBAverage value: 56.7 kJ/m² Grade Count:20
 36.0 - 50.0 kJ/m²
@Temperature -25.0 - 120 °C		17.1 - 23.8 ft-lb/in²
@Temperature -13.0 - 248 °F		Average value: 41.3 kJ/m² Grade Count:1
Charpy Impact Unnotched 1.00 J/cm² - NB4.76 ft-lb/in² - NBAverage value: 5.85 J/cm² Grade Count:18
 4.00 J/cm² - NB
@Temperature -30.0 - -20.0 °C		19.0 ft-lb/in² - NB
@Temperature -22.0 - -4.00 °F		Average value: 4.17 J/cm² Grade Count:9
Charpy Impact, Notched 0.200 - 1.50 J/cm²0.952 - 7.14 ft-lb/in²Average value: 0.632 J/cm² Grade Count:19
 0.0600 - 0.750 J/cm²
@Temperature -30.0 - -20.0 °C		0.286 - 3.57 ft-lb/in²
@Temperature -22.0 - -4.00 °F		Average value: 0.483 J/cm² Grade Count:8
Tensile Impact Strength 84.1 - 420 kJ/m²40.0 - 200 ft-lb/in²Average value: 336 kJ/m² Grade Count:17
Dart Drop, Total Energy 8.00 - 14.0 J5.90 - 10.3 ft-lbAverage value: 11.5 J Grade Count:6
Coefficient of Friction 0.170 - 0.4500.170 - 0.450Average value: 0.306 Grade Count:11
Coefficient of Friction, Static 0.100 - 0.6200.100 - 0.620Average value: 0.232 Grade Count:6
Tensile Creep Modulus, 1000 hours 2500 - 8300 MPa363000 - 1.20e+6 psiAverage value: 4360 MPa Grade Count:5
K (wear) Factor 4.50 - 88.6 x 10-8 mm³/N-M2.23 - 44.0 x 10-10 in³-min/ft-lb-hrAverage value: 41.0 x 10-8 mm³/N-M Grade Count:6
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 10.0 - 3.00e+17 ohm-cm10.0 - 3.00e+17 ohm-cmAverage value: 1.52e+16 ohm-cm Grade Count:99
Surface Resistance 10.0 - 3.00e+16 ohm10.0 - 3.00e+16 ohmAverage value: 9.82e+14 ohm Grade Count:40
Static Decay 0.500 - 2.00 sec0.500 - 2.00 secAverage value: 1.70 sec Grade Count:5
Dielectric Constant 2.80 - 3.752.80 - 3.75Average value: 3.17 Grade Count:52
Dielectric Strength 12.4 - 130 kV/mm315 - 3300 kV/inAverage value: 25.4 kV/mm Grade Count:61
Dissipation Factor 0.000700 - 0.02000.000700 - 0.0200Average value: 0.00388 Grade Count:48
Arc Resistance 0.000 - 125 sec0.000 - 125 secAverage value: 87.7 sec Grade Count:16
Comparative Tracking Index 100 - 250 V100 - 250 VAverage value: 142 V Grade Count:19
 
Thermal PropertiesMetricEnglishComments
CTE, linear 13.1 - 103 µm/m-°C7.28 - 57.2 µin/in-°FAverage value: 46.6 µm/m-°C Grade Count:74
 25.0 - 65.0 µm/m-°C
@Temperature 26.0 - 180 °C		13.9 - 36.1 µin/in-°F
@Temperature 78.8 - 356 °F		Average value: 52.3 µm/m-°C Grade Count:6
CTE, linear, Transverse to Flow 30.0 - 103 µm/m-°C16.7 - 57.2 µin/in-°FAverage value: 54.6 µm/m-°C Grade Count:16
Thermal Conductivity 0.220 - 0.375 W/m-K1.53 - 2.60 BTU-in/hr-ft²-°FAverage value: 0.266 W/m-K Grade Count:22
Melting Point 185 - 190 °C365 - 374 °FAverage value: 188 °C Grade Count:3
Maximum Service Temperature, Air 141 - 220 °C285 - 428 °FAverage value: 165 °C Grade Count:36
Deflection Temperature at 0.46 MPa (66 psi) 171 - 227 °C340 - 440 °FAverage value: 182 °C Grade Count:57
Deflection Temperature at 1.8 MPa (264 psi) 79.4 - 260 °C175 - 500 °FAverage value: 178 °C Grade Count:180
Vicat Softening Point 175 - 188 °C347 - 371 °FAverage value: 183 °C Grade Count:9
Minimum Service Temperature, Air -100 - -50.0 °C-148 - -58.0 °FAverage value: -66.7 °C Grade Count:3
Glass Transition Temp, Tg 185 - 266 °C365 - 511 °FAverage value: 213 °C Grade Count:32
UL RTI, Electrical 150 - 160 °C302 - 320 °FAverage value: 157 °C Grade Count:8
UL RTI, Mechanical with Impact 130 - 160 °C266 - 320 °FAverage value: 142 °C Grade Count:4
UL RTI, Mechanical without Impact 150 - 160 °C302 - 320 °FAverage value: 156 °C Grade Count:4
Flammability, UL94 HB - 5VAHB - 5VAGrade Count:106
Oxygen Index 26.0 - 40.0 %26.0 - 40.0 %Average value: 34.7 % Grade Count:20
Glow Wire Test 850 - 960 °C1560 - 1760 °FAverage value: 938 °C Grade Count:7
 
Optical PropertiesMetricEnglishComments
Refractive Index 1.63 - 1.661.63 - 1.66Average value: 1.64 Grade Count:9
Haze 0.500 - 15.0 %0.500 - 15.0 %Average value: 4.02 % Grade Count:5
Yellow Index 2.00 - 80.0 %2.00 - 80.0 %Average value: 28.0 % Grade Count:3
Transmission, Visible 45.0 - 90.7 %45.0 - 90.7 %Average value: 84.1 % Grade Count:13
 
Processing PropertiesMetricEnglishComments
Processing Temperature 80.0 - 420 °C176 - 788 °FAverage value: 282 °C Grade Count:13
Nozzle Temperature 335 - 380 °C635 - 716 °FAverage value: 355 °C Grade Count:7
Melt Temperature 260 - 410 °C500 - 770 °FAverage value: 350 °C Grade Count:142
Mold Temperature 65.6 - 210 °C150 - 410 °FAverage value: 133 °C Grade Count:135
Drying Temperature 93.3 - 191 °C200 - 376 °FAverage value: 140 °C Grade Count:130
Moisture Content 0.0200 - 0.150 %0.0200 - 0.150 %Average value: 0.118 % Grade Count:66
Dew Point -40.0 - -28.9 °C-40.0 - -20.0 °FAverage value: -32.0 °C Grade Count:56
Injection Pressure 3.45 - 138 MPa500 - 20000 psiAverage value: 93.5 MPa Grade Count:69

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 view all the property values for this datasheet as they were originally entered into MatWeb.

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