- 密度 [g/cm3]: 3.15
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 3.15 - 3.25 g/cc | 0.114 - 0.117 lb/in³ | molded; ASTM D792 |
Deformation | 6.5 - 7.5 % @Pressure 13.7 MPa, Time 86400 sec | 6.5 - 7.5 % @Pressure 1990 psi, Time 24.0 hour | after 24hr relaxation; ASTM D621 |
6.5 - 8.0 % @Pressure 13.7 MPa, Time 86400 sec | 6.5 - 8.0 % @Pressure 1990 psi, Time 24.0 hour | ASTM D621 | |
Mechanical Properties | Metric | English | Comments |
Hardness, Shore D | 60 - 67 | 60 - 67 | molded; ASTM D2240 |
Tensile Strength | 23.0 - 28.0 MPa | 3340 - 4060 psi | molded; ASTM D4745 |
Elongation at Break | 200 - 250 % | 200 - 250 % | molded; ASTM D4745 |
Compressive Yield Strength | 6.50 - 8.00 MPa @Strain 1.00 % | 943 - 1160 psi @Strain 1.00 % | ASTM D695 |
Coefficient of Friction, Dynamic | 0.13 | 0.13 | |
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 | 90.0 - 120 µm/m-°C | 50.0 - 66.7 µin/in-°F | ASTM D696 |
Maximum Service Temperature, Air | 260 °C | 500 °F | |
Minimum Service Temperature, Air | -200 °C | -328 °F |