Category | Polymer , Thermoplastic , Polyetherimide (PEI) |
Manufacturer | Quadrant Engineering Plastics Products |
Trade Name | Semitron® |
Port | Shanghai port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | Quadrant EPP Semitron® ESd 420- CM Dissipative Polyetherimide(ASTM Product Data Sheet).pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Specific Gravity | 1.34 g/cc | 1.34 g/cc | ASTM D792 |
Water Absorption | 0.50 % | 0.50 % | Immersion, 24hr; ASTM D570(2) |
Water Absorption at Saturation | 2.9 % | 2.9 % | Immersion; ASTM D570(2) |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Hardness, Rockwell M | 118 | 118 | ASTM D785 |
Hardness, Shore D | 85 | 85 | ASTM D2240 |
Tensile Strength | 79.3 MPa | 11500 psi | ASTM D638 |
Elongation at Break | 2.0 % | 2.0 % | ASTM D638 |
Tensile Modulus | 4.41 GPa | 640 ksi | ASTM D638 |
Flexural Strength | 100 MPa | 14500 psi | ASTM D790 |
Flexural Modulus | 4.48 GPa | 650 ksi | ASTM D790 |
Compressive Strength | 164 MPa | 23800 psi | 10% Def.; ASTM D695 |
Compressive Modulus | 2.55 GPa | 370 ksi | ASTM D695 |
Shear Strength | 55.3 MPa | 8020 psi | ASTM D732 |
Izod Impact, Notched | 0.534 J/cm | 1.00 ft-lb/in | ASTM D256 Type A |
Coefficient of Friction, Dynamic | 0.27 | 0.27 | Dry vs. Steel; QTM55007 |
K (wear) Factor | 201 x 10-8 mm³/N-M | 100 x 10-10 in³-min/ft-lb-hr | QTM 55010 |
Limiting Pressure Velocity | 0.333 MPa-m/sec | 9500 psi-ft/min | 4:1 safety factor; QTM 55007 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
CTE, linear | 35.1 µm/m-°C @Temperature -40.0 - 149 °C |
19.5 µin/in-°F @Temperature -40.0 - 300 °F |
ASTM E831 |
Thermal Conductivity | 0.218 W/m-K | 1.51 BTU-in/hr-ft²-°F | ASTM F433 |
Maximum Service Temperature, Air | 171 °C | 340 °F | Long Term |
Deflection Temperature at 1.8 MPa (264 psi) | 210 °C | 410 °F | ASTM D648 |
Glass Transition Temp, Tg | 210 °C | 410 °F | ASTM D3418 |
Flammability, UL94 | V-0 | V-0 | 1/8 inch (Estimated Rating) |
Electrical Properties | Metric | English | Comments |
---|---|---|---|
Surface Resistivity per Square | 1.00e+6 - 1.00e+9 ohm | 1.00e+6 - 1.00e+9 ohm | EOS/ESD S11.11 |
Dielectric Constant | 5.63 @Frequency 1e+6 Hz |
5.63 @Frequency 1e+6 Hz |
ASTM D150 |
Dissipation Factor | 0.266 @Frequency 1e+6 Hz |
0.266 @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) | Unacceptable | Unacceptable | |
Acids, Weak | Acceptable | Acceptable | |
Alcohols | Acceptable | Acceptable | |
Alkalies, Strong (pH 11-14) | Unacceptable | Unacceptable | |
Alkalies, Weak | Acceptable | Acceptable | |
Chlorinated Solvents | Unacceptable | Unacceptable | |
Conductive / Static Dissipative | Yes | Yes | |
Continuous Sunlight | Acceptable | Acceptable | |
Hot Water / Steam | Acceptable | Acceptable | |
Hydrocarbons - Aliphatic | Limited | Limited | |
Hydrocarbons - Aromatic | Unacceptable | Unacceptable | |
Inorganic Salt Solutions | Acceptable | Acceptable | |
Ketones, Esters | Unacceptable | Unacceptable |
Descriptive Properties | Value | Comments |
---|---|---|
Machinability | 4 | 1-10, 1=Easier to Machine |