- 密度 [g/cm3]: 1.03
- 吸水率 [%]: 1.4
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.03 g/cc | 0.0372 lb/in3 | |||
| Moisture Absorption at Equilibrium | 0.90 % | 0.90 % | Saturation at 50% RH | ||
| Water Absorption at Saturation | 1.4 % | 1.4 % | 23°C | ||
| Mechanical Properties | Metric | English | Comments | ||
| Hardness, Shore D | 75 - 80 | 75 - 80 | DIN 53505 | ||
| Ball Indentation Hardness | 100 MPa | 14500 psi | DIN 53456 | ||
| Tensile Strength at Break | 60.0 MPa | 8700 psi | DIN 53455 | ||
| Elongation at Break | 55 % | 55 % | DIN 53455 | ||
| Tensile Modulus | 2.20 GPa | 319 ksi | DIN 53457 | ||
| Charpy Impact Unnotched | NB | NB | DIN 53453 | ||
| Charpy Impact, Notched | 15.0 J/cm2 | 71.4 ft-lb/in2 | DIN 53453 | ||
| Coefficient of Friction | 0.050 - 0.10 | 0.050 - 0.10 | to steel, added lubrication | ||
| 0.40 | 0.40 | to steel, no lubrication; ISO/DTR 7147 | |||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear | 100 μm/m-°C @Temperature 20.0 °C | 55.6 μin/in-°F @Temperature 68.0 °F | |||
| Specific Heat Capacity | 1.70 J/g-°C | 0.406 BTU/lb-°F | |||
| Thermal Conductivity | 0.230 W/m-K | 1.60 BTU-in/hr-ft2-°F | DIN 52612 | ||
| Melting Point | 190 °C | 374 °F | |||
| Maximum Service Temperature, Air | 110 °C | 230 °F | long time operation | ||
| 130 °C | 266 °F | medium time operation | |||
| 150 °C | 302 °F | a few hours operation | |||
| Minimum Service Temperature, Air | -60.0 °C | -76.0 °F | |||
| Flammability, UL94 | HB | HB | |||
| Descriptive Properties | |||||
| Permissible Unit Pressure | 18 - 23 MPa | ||||
| Time yield limit | bis 11 | s1/1000; DIN.53444 | |||