| Category | Polymer , Thermoplastic , Polyamide-imide (PAI) |
| 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® CMP XL20 (ASTM Product Data Sheet).pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.40 g/cc | 1.40 g/cc | ASTM D792 |
| Water Absorption | 0.40 % | 0.40 % | Immersion, 24hr; ASTM D570(2) |
| Water Absorption at Saturation | 1.7 % | 1.7 % | ASTM D 570(2) |
| Outgassing - Total Mass Loss | 1.85 % | 1.85 % | ASTM E595 |
| Collected Volatile Condensable Material | 0.00 % | 0.00 % | ASTM E-595 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell E | 80 | 80 | ASTM D785 |
| Hardness, Rockwell M | 120 | 120 | ASTM D785 |
| Tensile Strength | 138 MPa | 20000 psi | ASTM D638 |
| Elongation at Break | 10 % | 10 % | ASTM D638 |
| Tensile Modulus | 3.96 GPa | 575 ksi | ASTM D638 |
| Flexural Strength | 165 MPa | 24000 psi | ASTM D790 |
| Flexural Modulus | 4.14 GPa | 600 ksi | ASTM D790 |
| Compressive Strength | 165 MPa | 24000 psi | 10% Def.; ASTM D695 |
| Compressive Modulus | 2.76 GPa | 400 ksi | ASTM D695 |
| Shear Strength | 110 MPa | 16000 psi | ASTM D732 |
| Izod Impact, Notched | 1.1 J/cm | 2.0 ft-lb/in | ASTM D256 |
| Coefficient of Friction, Dynamic | 0.35 | 0.35 | dry vs. steel; QTM55007 |
| K (wear) Factor | >= 2010 x 10-8 mm³/N-M | >= 1000 x 10-10 in³-min/ft-lb-hr | QTM 55010 |
| Limiting Pressure Velocity | 0.140 MPa-m/sec | 4000 psi-ft/min | 4:1 safety factor applied; QTM 55010 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 30.6 µm/m-°C @Temperature -40.0 - 150 °C |
17.0 µin/in-°F @Temperature -40.0 - 302 °F |
ASTM E831 |
| Thermal Conductivity | 0.259 W/m-K | 1.80 BTU-in/hr-ft²-°F | |
| Maximum Service Temperature, Air | 260 °C | 500 °F | Continuous |
| Deflection Temperature at 1.8 MPa (264 psi) | 278 °C | 532 °F | ASTM D648 |
| Glass Transition Temp, Tg | 275 °C | 527 °F | Amorphous; ASTM D3418 |
| Flammability, UL94 | V-0 @Thickness 3.17 mm |
V-0 @Thickness 0.125 in |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Surface Resistivity per Square | >= 1.00e+16 ohm | >= 1.00e+16 ohm | ASTM D257 |
| Dielectric Constant | 4.2 @Frequency 1e+6 Hz |
4.2 @Frequency 1e+6 Hz |
ASTM D150 |
| Dielectric Strength | 23 kV/mm | 580 kV/in | Short Term; ASTM D149 |
| Dissipation Factor | 0.026 @Frequency 1e+6 Hz |
0.026 @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 Properties | Metric | English | Comments |
|---|---|---|---|
| Ionic Impurities - Na (Sodium) | 3.9 ppm | 3.9 ppm | ICP/MS |
| Ionic Impurities - K (Potassium) | 0.50 ppm | 0.50 ppm | ICP/MS |
| Ionic Impurities - Fe (Iron) | 1.5 ppm | 1.5 ppm | ICP/MS |
| 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) | Unacceptable | Unacceptable | |
| Alkalies, Weak | Limited | Limited | |
| Chlorinated Solvents | Acceptable | Acceptable | |
| Conductive / Static Dissipative | No | No | |
| Continuous Sunlight | Limited | Limited | |
| Hot Water / Steam | Limited | Limited | |
| Hydrocarbons - Aliphatic | Acceptable | Acceptable | |
| Hydrocarbons - Aromatic | Acceptable | Acceptable | |
| Inorganic Salt Solutions | Acceptable | Acceptable | |
| Ketones, Esters | Acceptable | Acceptable |