- 吸水率 [%]: 0.06
- 缺口冲击强度: 0.214
- 断裂伸长率 [%]: 96.5
- 弯曲模量 [MPa]: 2.48
Physical Properties | Metric | English | Comments | ||
---|---|---|---|---|---|
Specific Gravity | 1.44 g/cc | 1.44 g/cc | ASTM D792 | ||
Water Absorption | 0.060 % | 0.060 % | Immersion, 24hr; ASTM D570(2) | ||
Water Absorption at Saturation | 0.47 % | 0.47 % | Immersion; ASTM D570(2) | ||
Mechanical Properties | Metric | English | Comments | ||
Hardness, Rockwell M | 94 | 94 | ASTM D785 | ||
Hardness, Shore D | 80 | 80 | ASTM D2240 | ||
Tensile Strength | 72.4 MPa | 10500 psi | ASTM D638 | ||
Elongation at Break | 5.0 % | 5.0 % | ASTM D638 | ||
Tensile Modulus | 3.45 GPa | 500 ksi | ASTM D638 | ||
Flexural Yield Strength | 96.5 MPa | 14000 psi | ASTM D790 | ||
Flexural Modulus | 2.48 GPa | 360 ksi | ASTM D790 | ||
Compressive Strength | 105.1 MPa | 15250 psi | 10% Def.; ASTM D695 | ||
Compressive Modulus | 2.76 GPa | 400 ksi | ASTM D695 | ||
Shear Strength | 58.6 MPa | 8500 psi | ASTM D732 | ||
Izod Impact, Notched | 0.214 J/cm | 0.400 ft-lb/in | ASTM D256 Type A | ||
Coefficient of Friction | 0.19 | 0.19 | Dry vs. Steel; QTM55007 | ||
K (wear) Factor | 70.5 x 10-8 mm³/N-M | 35.0 x 10-10 in³-min/ft-lb-hr | QTM 55010 | ||
Limiting Pressure Velocity | 0.210 MPa-m/sec | 6000 psi-ft/min | 4:1 safety factor; QTM 55007 | ||
Electrical Properties | Metric | English | Comments | ||
Surface Resistivity per Square | >= 1.00e+13 ohm | >= 1.00e+13 ohm | EOS/ESD S11.11 | ||
Dielectric Constant | 3.6 @Frequency 1e+6 Hz | 3.6 @Frequency 1e+6 Hz | ASTM D150 | ||
Dielectric Strength | 21.0 kV/mm | 533 kV/in | Short Term; ASTM D149 | ||
Dissipation Factor | 0.020 @Frequency 1e+6 Hz | 0.020 @Frequency 1e+6 Hz | ASTM D150 | ||
Thermal Properties | Metric | English | Comments | ||
CTE, linear | 81.0 µm/m-°C @Temperature -40.0 - 149 °C | 45.0 µin/in-°F @Temperature -40.0 - 300 °F | ASTM E831 | ||
Thermal Conductivity | 0.274 W/m-K | 1.90 BTU-in/hr-ft²-°F | ASTM F433 | ||
Melting Point | 255 °C | 491 °F | Crystalline, Peak; ASTM D3418 | ||
Maximum Service Temperature, Air | 98.9 °C | 210 °F | Long Term | ||
Deflection Temperature at 1.8 MPa (264 psi) | 82.2 °C | 180 °F | ASTM D648 | ||
Flammability, UL94 | HB | HB | 1/8 inch (Estimated Rating) | ||
Compliance Properties | Metric | English | Comments | ||
3A-Dairy | Yes | Yes | |||
Canada AG | No | No | |||
FDA | Yes | Yes | |||
NSF | No | No | |||
USDA | Yes | Yes | |||
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) | Unacceptable | Unacceptable | |||
Alkalies, Weak | Acceptable | Acceptable | |||
Chlorinated Solvents | Unacceptable | Unacceptable | |||
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 | |||
Descriptive Properties | |||||
Color | Gray | ||||
Machinability | 2 | 1-10, 1=Easier to Machine |