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- Quadrant EPP Semitron® ESd 490HR Static dissipative PEEK for use in test fixtures. Non-sloughing and low moisture absorption. (ASTM Product Data Sheet)
Quadrant EPP Semitron® ESd 490HR Static dissipative PEEK for use in test fixtures. Non-sloughing and low moisture absorption. (ASTM Product Data Sheet)
| Category | Polymer , Thermoplastic , Polyketone , Polyetheretherketone (PEEK) , Polyetheretherketone, PEEK, Unreinforced |
| Manufacturer | Quadrant Engineering Plastics Products |
| Trade Name | Semitron® |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Quadrant EPP Semitron® ESd 490HR Static dissipative PEEK for use in test fixtures. Non-sloughing and low moisture absorption. (ASTM Product Data Sheet).pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.50 g/cc | 1.50 g/cc | ASTM D792 |
| Water Absorption | 0.18 % | 0.18 % | Immersion, 24hr; ASTM D570(2) |
| Water Absorption at Saturation | 1.65 % | 1.65 % | Immersion; ASTM D570(2) |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell M | 105 | 105 | ASTM D785 |
| Hardness, Rockwell R | 123 | 123 | ASTM D785 |
| Tensile Strength | 96.5 MPa | 14000 psi | ASTM D638 |
| Elongation at Break | 2.3 % | 2.3 % | ASTM D638 |
| Tensile Modulus | 6.48 GPa | 940 ksi | ASTM D638 |
| Flexural Strength | 145 MPa | 21000 psi | ASTM D790 |
| Flexural Modulus | 6.55 GPa | 950 ksi | ASTM D790 |
| Compressive Strength | 179 MPa | 26000 psi | 10% Def.; ASTM D695 |
| Compressive Modulus | 4.14 GPa | 600 ksi | ASTM D695 |
| Izod Impact, Notched | 0.534 J/cm | 1.00 ft-lb/in | ASTM D256 Type A |
| Coefficient of Friction, Dynamic | 0.20 | 0.20 | Dry vs. Steel; QTM55007 |
| Limiting Pressure Velocity | 0.596 MPa-m/sec | 17000 psi-ft/min | 4:1 safety factor; QTM 55007 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 50.4 µm/m-°C @Temperature -40.0 - 149 °C |
28.0 µin/in-°F @Temperature -40.0 - 300 °F |
ASTM E831 |
| Melting Point | 340 °C | 644 °F | Crystalline, Peak; ASTM D3418 |
| Maximum Service Temperature, Air | 246 °C | 475 °F | Long Term |
| Deflection Temperature at 1.8 MPa (264 psi) | 260 °C | 500 °F | ASTM D648 |
| Flammability, UL94 | V-0 | V-0 | 1/8 inch (Estimated Rating) |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Surface Resistivity per Square | 1.00e+10 - 1.00e+12 ohm | 1.00e+10 - 1.00e+12 ohm | EOS/ESD S11.11 |
| Dielectric Constant | 5.33 @Frequency 1e+6 Hz |
5.33 @Frequency 1e+6 Hz |
ASTM D150 |
| Dissipation Factor | 0.227 @Frequency 1e+6 Hz |
0.227 @Frequency 1e+6 Hz |
ASTM D150 |
| Compliance Properties | Metric | English | Comments |
|---|---|---|---|
| 3A-Dairy | No | No | |
| Canada AG | No | No | |
| FDA | No | No | |
| NSF | No | No | |
| USDA | No | No | |
| USP Class VI | No | No |
| Chemical Resistance Properties | Metric | English | Comments |
|---|---|---|---|
| Acids, Strong (pH 1-3) | Limited | Limited | |
| Acids, Weak | Acceptable | Acceptable | |
| Alcohols | Acceptable | Acceptable | |
| Alkalies, Strong (pH 11-14) | Acceptable | Acceptable | |
| Alkalies, Weak | Limited | Limited | |
| Chlorinated Solvents | Acceptable | Acceptable | |
| Conductive / Static Dissipative | Yes | Yes | |
| Continuous Sunlight | Acceptable | Acceptable | |
| Hot Water / Steam | Acceptable | Acceptable | |
| Hydrocarbons - Aliphatic | Acceptable | Acceptable | |
| Hydrocarbons - Aromatic | Acceptable | Acceptable | |
| Inorganic Salt Solutions | Acceptable | Acceptable | |
| Ketones, Esters | Acceptable | Acceptable |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Machinability | 4 | 1-10, 1=Easier to Machine |
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