- 密度 [g/cm3]: 2.22
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 2.22 - 2.24 g/cc | 0.0802 - 0.0809 lb/in³ | extruded; ASTM D792 |
2.23 - 2.25 g/cc | 0.0806 - 0.0813 lb/in³ | molded; ASTM D792 | |
Deformation | 4.0 - 6.5 % @Pressure 13.7 MPa, Time 86400 sec | 4.0 - 6.5 % @Pressure 1990 psi, Time 24.0 hour | after 24hr relaxation; ASTM D621 |
7.0 - 10 % @Pressure 13.7 MPa, Time 86400 sec | 7.0 - 10 % @Pressure 1990 psi, Time 24.0 hour | ASTM D621 | |
Mechanical Properties | Metric | English | Comments |
Hardness, Shore D | 62 - 67 | 62 - 67 | molded; ASTM D2240 |
62 - 67 | 62 - 67 | extruded; ASTM D2240 | |
Tensile Strength | >= 13.0 MPa | >= 1890 psi | extruded; ASTM D4894, ASTM D4745 |
14.0 - 21.0 MPa | 2030 - 3050 psi | molded; ASTM D4894, ASTM D4745 | |
Elongation at Break | >= 180 % | >= 180 % | extruded; ASTM D4745 |
230 - 270 % | 230 - 270 % | molded; ASTM D4894 | |
Compressive Yield Strength | 8.00 - 9.00 MPa @Strain 1.00 % | 1160 - 1310 psi @Strain 1.00 % | ASTM D695 |
Coefficient of Friction, Dynamic | 0.13 | 0.13 | ASTM D1894 |
K (wear) Factor | 10.0 - 15.0 x 10-8 mm³/N-M | 4.96 - 7.45 x 10-10 in³-min/ft-lb-hr | at PV 100; ASTM D3702 |
Thermal Properties | Metric | English | Comments |
CTE, linear | 75.0 - 110 µm/m-°C | 41.7 - 61.1 µin/in-°F | ASTM D696 |
Maximum Service Temperature, Air | 260 °C | 500 °F | |
Minimum Service Temperature, Air | -200 °C | -328 °F |