Overview of materials for Polyetheretherketone, Unreinforced
Categories: Polymer; Thermoplastic; Polyketone; Polyetheretherketone (PEEK); Polyetheretherketone, PEEK, Unreinforced

Material Notes: This property data is a summary of similar materials in the MatWeb database for the category "Polyetheretherketone, Unreinforced". 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: With over 30 years of focus, experience and security of supply Victrex Polymer Solutions is the world’s leading manufacturer of high performance Polyaryletherketones (PAEK) including versatile VICTREX™ PEEK. We work with our customers and end users to deliver technology driven solutions to meet the challenges and opportunities they face and help them to achieve new levels of cost savings, quality and performance. Visit www.victrex.com, call (800) VICTREX /1-484-342-6001, or email victrexplc@victrex.com.

Ensinger TECAPEEK™ shapes are manufactured exclusively with Victrex™ PEEK polymer. The Ensinger process and Victrex resins ensure reliability, consistency, dimensional stability, and high temperature mechanical performance.

Arkema manufactures Kepstan® PEKK polymers for applications requiring extreme performance in multiple categories: high temperature performance, very high stiffness, tensile & compressive strength, impact resistance, and excellent combustion resistance. Compared to PEEK, Kepstan® PEKK resins generally offer higher temperature performance and compression strength, a broader range of tailored properties, improved barrier performance, and better COF control. Visit kepstan.com.

Click here to view all available suppliers for this material.

Please click here if you are a supplier and would like information on how to add your listing to this material.

 
Physical PropertiesMetricEnglishComments
Density 1.26 - 1.61 g/cc0.0454 - 0.0582 lb/in³Average value: 1.34 g/cc Grade Count:136
Filler Content 0.00 %0.00 %Average value: 0.000 % Grade Count:4
Water Absorption 0.040 - 0.50 %0.040 - 0.50 %Average value: 0.179 % Grade Count:46
Moisture Absorption at Equilibrium 0.070 - 0.50 %0.070 - 0.50 %Average value: 0.264 % Grade Count:24
Water Absorption at Saturation 0.10 - 1.65 %0.10 - 1.65 %Average value: 0.482 % Grade Count:33
 0.55 - 0.56 %
@Temperature 100 - 100 °C
0.55 - 0.56 %
@Temperature 212 - 212 °F
Average value: 0.551 % Grade Count:7
Particle Size 10 - 550 µm10 - 550 µmAverage value: 244 µm Grade Count:10
Viscosity 90000 - 430000 cP90000 - 430000 cPAverage value: 232000 cP Grade Count:5
 90000 - 500000 cP
@Temperature 400 - 400 °C
90000 - 500000 cP
@Temperature 752 - 752 °F
Average value: 301000 cP Grade Count:11
Linear Mold Shrinkage 0.0011 - 0.020 cm/cm0.0011 - 0.020 in/inAverage value: 0.0105 cm/cm Grade Count:45
Linear Mold Shrinkage, Transverse 0.0011 - 0.0155 cm/cm0.0011 - 0.0155 in/inAverage value: 0.00795 cm/cm Grade Count:21
Melt Flow 0.26 - 182 g/10 min0.26 - 182 g/10 minAverage value: 37.8 g/10 min Grade Count:37
Spiral Flow 11.0 - 300 cm4.33 - 118 inAverage value: 96.5 cm Grade Count:7
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 85 - 10985 - 109Average value: 101 Grade Count:25
Hardness, Rockwell R 105 - 127105 - 127Average value: 123 Grade Count:13
Hardness, Shore D 62 - 8962 - 89Average value: 85.6 Grade Count:43
Ball Indentation Hardness 90.0 - 230 MPa13100 - 33400 psiAverage value: 190 MPa Grade Count:6
Tensile Strength, Ultimate 50.3 - 265 MPa7300 - 38400 psiAverage value: 99.5 MPa Grade Count:65
 25.0 - 80.0 MPa
@Temperature 60.0 - 150 °C
3630 - 11600 psi
@Temperature 140 - 302 °F
Average value: 55.0 MPa Grade Count:2
Tensile Strength, Yield 65.0 - 120 MPa9430 - 17400 psiAverage value: 98.0 MPa Grade Count:70
Elongation at Break 1.5 - 110 %1.5 - 110 %Average value: 24.2 % Grade Count:127
 30 - 45 %
@Temperature 60.0 - 150 °C
30 - 45 %
@Temperature 140 - 302 °F
Average value: 35.0 % Grade Count:2
Elongation at Yield 4.0 - 45 %4.0 - 45 %Average value: 7.99 % Grade Count:36
 5.0 - 8.0 %
@Temperature 60.0 - 150 °C
5.0 - 8.0 %
@Temperature 140 - 302 °F
Average value: 6.00 % Grade Count:2
Modulus of Elasticity 2.14 - 7.58 GPa310 - 1100 ksiAverage value: 4.00 GPa Grade Count:121
 3.00 - 3.70 GPa
@Temperature 60.0 - 150 °C
435 - 537 ksi
@Temperature 140 - 302 °F
Average value: 3.44 GPa Grade Count:2
Flexural Yield Strength 86.2 - 380 MPa12500 - 55100 psiAverage value: 156 MPa Grade Count:78
 9.00 - 90.0 MPa
@Temperature 125 - 275 °C
1310 - 13100 psi
@Temperature 257 - 527 °F
Average value: 43.0 MPa Grade Count:7
Flexural Modulus 2.48 - 24.0 GPa360 - 3480 ksiAverage value: 4.41 GPa Grade Count:80
 0.20312 - 0.20312 GPa
@Temperature 204 - 204 °C
29.460 - 29.460 ksi
@Temperature 400 - 400 °F
Average value: 0.203 GPa Grade Count:1
Flexural Strain at Break 3.0 - 7.0 %3.0 - 7.0 %Average value: 5.22 % Grade Count:13
Compressive Yield Strength 12.0 - 300 MPa1740 - 43500 psiAverage value: 113 MPa Grade Count:31
 65.0 - 80.0 MPa
@Temperature 120 - 120 °C
9430 - 11600 psi
@Temperature 248 - 248 °F
Average value: 74.2 MPa Grade Count:6
Compressive Modulus 0.138 - 4.14 GPa20.0 - 600 ksiAverage value: 2.97 GPa Grade Count:9
Shear Strength 55.2 - 103 MPa8000 - 15000 psiAverage value: 74.7 MPa Grade Count:6
 14.3411 - 68.2581 MPa
@Temperature 65.6 - 288 °C
2080.00 - 9900.02 psi
@Temperature 150 - 550 °F
Average value: 43.8 MPa Grade Count:1
Izod Impact, Notched 0.214 - 1.07 J/cm0.400 - 2.00 ft-lb/inAverage value: 0.540 J/cm Grade Count:30
Izod Impact, Unnotched 13.3 - 25.6 J/cm25.0 - 48.0 ft-lb/inAverage value: 20.1 J/cm Grade Count:3
Izod Impact, Notched (ISO) 0.450 - 10.5 kJ/m²0.214 - 5.00 ft-lb/in²Average value: 5.42 kJ/m² Grade Count:31
Izod Impact, Unnotched (ISO) NBNBGrade Count:22
Charpy Impact Unnotched 2.50 J/cm² - NB11.9 ft-lb/in² - NBAverage value: 10.9 J/cm² Grade Count:52
 0.000 - 999.9 J/cm²
@Temperature -30.0 - -30.0 °C
0.000 - 4759 ft-lb/in²
@Temperature -22.0 - -22.0 °F
Average value: 6.96 J/cm² Grade Count:19
Charpy Impact, Notched 0.280 - 8.00 J/cm²1.33 - 38.1 ft-lb/in²Average value: 0.773 J/cm² Grade Count:54
 0.500 - 0.800 J/cm²
@Temperature -30.0 - -30.0 °C
2.38 - 3.81 ft-lb/in²
@Temperature -22.0 - -22.0 °F
Average value: 0.632 J/cm² Grade Count:19
Coefficient of Friction 0.15 - 0.400.15 - 0.40Average value: 0.262 Grade Count:17
K (wear) Factor 15.0 - 1010 x 10-8 mm³/N-M7.45 - 500 x 10-10 in³-min/ft-lb-hrAverage value: 518 x 10-8 mm³/N-M Grade Count:12
Limiting Pressure Velocity 0.175 - 1.26 MPa-m/sec5000 - 36000 psi-ft/minAverage value: 0.557 MPa-m/sec Grade Count:12
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 15000 - 4.90e+16 ohm-cm15000 - 4.90e+16 ohm-cmAverage value: 1.04e+16 ohm-cm Grade Count:64
 1.00e+9 - 1.00e+15 ohm-cm
@Temperature 125 - 275 °C
1.00e+9 - 1.00e+15 ohm-cm
@Temperature 257 - 527 °F
Average value: 5.00e+14 ohm-cm Grade Count:7
Surface Resistance 3000 - 1.00e+18 ohm3000 - 1.00e+18 ohmAverage value: 1.54e+17 ohm Grade Count:48
Dielectric Constant 2.2 - 10.92.2 - 10.9Average value: 3.23 Grade Count:48
 4.5 - 4.5
@Temperature 200 - 200 °C
4.5 - 4.5
@Temperature 392 - 392 °F
Average value: 4.50 Grade Count:2
 4.5 - 4.5
@Frequency 50.0 - 50.0 Hz
4.5 - 4.5
@Frequency 50.0 - 50.0 Hz
Average value: 4.50 Grade Count:2
Dielectric Strength 1.26 - 200 kV/mm32.0 - 5080 kV/inAverage value: 36.5 kV/mm Grade Count:52
Dissipation Factor 0.0010 - 0.5180.0010 - 0.518Average value: 0.0227 Grade Count:36
Comparative Tracking Index 150 - 200 V150 - 200 VAverage value: 172 V Grade Count:20
 
Thermal PropertiesMetricEnglishComments
CTE, linear 4.70 - 600 µm/m-°C2.61 - 333 µin/in-°FAverage value: 115 µm/m-°C Grade Count:67
 10.8 - 150 µm/m-°C
@Temperature 143 - 150 °C
6.00 - 83.3 µin/in-°F
@Temperature 289 - 302 °F
Average value: 126 µm/m-°C Grade Count:19
Specific Heat Capacity 1.34 - 2.20 J/g-°C0.320 - 0.526 BTU/lb-°FAverage value: 1.51 J/g-°C Grade Count:10
Thermal Conductivity 0.173 - 0.950 W/m-K1.20 - 6.59 BTU-in/hr-ft²-°FAverage value: 0.305 W/m-K Grade Count:47
Melting Point 150 - 386 °C302 - 726 °FAverage value: 340 °C Grade Count:110
Maximum Service Temperature, Air 180 - 310 °C356 - 590 °FAverage value: 263 °C Grade Count:59
Deflection Temperature at 0.46 MPa (66 psi) 182 - 210 °C360 - 410 °FAverage value: 200 °C Grade Count:15
Deflection Temperature at 1.8 MPa (264 psi) 140 - 336 °C284 - 637 °FAverage value: 165 °C Grade Count:88
Vicat Softening Point 280 - 335 °C536 - 635 °FAverage value: 318 °C Grade Count:25
Minimum Service Temperature, Air -100 - -20.0 °C-148 - -4.00 °FAverage value: -49.0 °C Grade Count:24
Glass Transition Temp, Tg 143 - 155 °C289 - 311 °FAverage value: 145 °C Grade Count:38
UL RTI, Electrical 260 °C500 °FAverage value: 260 °C Grade Count:4
UL RTI, Mechanical with Impact 180 °C356 °FAverage value: 180 °C Grade Count:4
UL RTI, Mechanical without Impact 240 °C464 °FAverage value: 240 °C Grade Count:4
Flammability, UL94 V-1 - V-0V-1 - V-0Grade Count:81
Oxygen Index 23 - 49 %23 - 49 %Average value: 31.5 % Grade Count:15
Glow Wire Test 800 - 960 °C1470 - 1760 °FAverage value: 914 °C Grade Count:17
 
Processing PropertiesMetricEnglishComments
Processing Temperature 100 - 400 °C212 - 752 °FAverage value: 267 °C Grade Count:15
Nozzle Temperature 360 - 395 °C680 - 743 °FAverage value: 373 °C Grade Count:16
Melt Temperature 174 - 400 °C345 - 752 °FAverage value: 375 °C Grade Count:31
Mold Temperature 149 - 250 °C300 - 482 °FAverage value: 183 °C Grade Count:35
Drying Temperature 120 - 160 °C248 - 320 °FAverage value: 137 °C Grade Count:22
Moisture Content 0.050 - 0.20 %0.050 - 0.20 %Average value: 0.0833 % Grade Count:12
Injection Pressure 82.7 - 124 MPa12000 - 18000 psiAverage value: 103 MPa Grade Count:3

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