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GEHR Plastics PEEK Polyetheretherketone
| Category | Polymer , Thermoplastic , Polyketone , Polyetheretherketone (PEEK) |
| Manufacturer | GEHR Plastics Inc |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | GEHR Plastics PEEK Polyetheretherketone.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Polyether etherketone can be used at very high temperatures and it shows good mechanical strength, toughness, hardness, flexural strength, and torsional strength. PEEK exhibits excellent chemical resistance, very good dielectric properties up to 260°C and a very good resistance to all kinds of radiation.Properties:very high mechanical strengthvery high rigidityvery high thermal stabilityvery high creep resistancevery high dimensional stabilityvery high radiation resistancevery high hydrolysis resistancerelatively low notch impact-strengthlow resistance against acetoneApplications include bearing shells, piston rings, valve seats, gears, seals, aviation, cog-wheels, pump vanes, fittings, plug connectors, and wafer carriers.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.32 g/cc | 1.32 g/cc | ISO 1183 |
| Water Absorption | 0.10 % | 0.10 % | ISO 62 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell M | 99 | 99 | |
| Hardness, Shore D | 90 | 90 | DIN 53505 |
| Tensile Strength, Yield | 97.0 MPa | 14100 psi | ISO 527 |
| Elongation at Break | >= 60 % | >= 60 % | ISO 527 |
| Elongation at Yield | 4.9 % | 4.9 % | ISO 527 |
| Modulus of Elasticity | 3.66 GPa | 531 ksi | ISO 527 |
| Flexural Strength | 170 MPa | 24700 psi | 3.5%; ISO 178 |
| Charpy Impact Unnotched | NB | NB | ISO 179 |
| Charpy Impact, Notched | 0.820 J/cm² | 3.90 ft-lb/in² | ISO 179 |
| Coefficient of Friction | 0.34 | 0.34 | DIN 53375 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 47.0 µm/m-°C @Temperature 20.0 °C |
26.1 µin/in-°F @Temperature 68.0 °F |
DIN 53752 |
| Thermal Conductivity | 0.250 W/m-K | 1.74 BTU-in/hr-ft²-°F | DIN 52612 |
| Maximum Service Temperature, Air | 260 °C | 500 °F | |
| Deflection Temperature at 0.46 MPa (66 psi) | 240 °C | 464 °F | ISO 75 |
| Deflection Temperature at 1.8 MPa (264 psi) | 152 °C | 306 °F | ISO 75 |
| Vicat Softening Point | 250 °C | 482 °F | VST/B/50; ISO 306 |
| Minimum Service Temperature, Air | -40.0 °C | -40.0 °F | |
| Flammability, UL94 | V-0 | V-0 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | >= 1.00e+16 ohm-cm | >= 1.00e+16 ohm-cm | VDE 0303 |
| Surface Resistivity per Square | >= 1.00e+15 ohm | >= 1.00e+15 ohm | VDE 0303 |
| Dielectric Constant | 3.2 @Frequency 1.00e+6 Hz |
3.2 @Frequency 1.00e+6 Hz |
DIN 53483 |
| Dielectric Strength | 19.0 kV/mm | 483 kV/in | VDE 0303 |
| Dielectric Loss Index | 0.0030 @Frequency 1.00e+6 Hz |
0.0030 @Frequency 1.00e+6 Hz |
DIN 53483 |
| Comparative Tracking Index | 150 V | 150 V | CTI; IEC 60112 |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Acid Resistance | yes | |
| Aromatic Resistance | yes | |
| Bondability | yes | |
| CKW Resistance | limited | |
| Color | Natural | |
| Hydrocarbonate Resistance | yes | |
| Hydroxide Resistance | yes | |
| Ketone Resistance | yes | |
| Physiological indifference according | yes | |
| Resistance Against Hot Water | yes | |
| UV Stabilization | limited |
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