- 密度 [g/cm3]: 0.05
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Bulk Density | 0.0290 - 0.0350 g/cc | 0.00105 - 0.00126 lb/in³ | |||
| Density | 0.0500 g/cc | 0.00181 lb/in³ | ISO 845 | ||
| Water Absorption | <= 1.0 % @Time 86400 sec | <= 1.0 % @Time 24.0 hour | DIN 53428 | ||
| Particle Size | >= 1500 µm | >= 1500 µm | |||
| <= 4000 µm | <= 4000 µm | ||||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength | 0.740 MPa | 107 psi | DIN EN ISO 1798 | ||
| Elongation at Break | 30 % | 30 % | DIN EN ISO 1798 | ||
| Compressive Strength | 0.240 MPa @Strain 10.0 % | 34.8 psi @Strain 10.0 % | ISO 844 | ||
| 0.290 MPa @Strain 25.0 % | 42.1 psi @Strain 25.0 % | ISO 844 | |||
| 0.440 MPa @Strain 50.0 % | 63.8 psi @Strain 50.0 % | ISO 844 | |||
| Compression Set | 27 % @Temperature 23.0 °C, Time 79200 sec | 27 % @Temperature 73.4 °F, Time 22.0 hour | 50% RH; 24h after stress release; DIN EN ISO 1856 (Procedure C) | ||
| Thermal Properties | Metric | English | Comments | ||
| Thermal Conductivity | 0.0370 W/m-K | 0.257 BTU-in/hr-ft²-°F | DIN 52612 | ||
| Melting Point | 120 - 180 °C | 248 - 356 °F | |||
| Decomposition Temperature | >= 180 °C | >= 356 °F | |||
| Flash Point | >= 200 °C | >= 392 °F | ASTM D1929 | ||
| Descriptive Properties | |||||
| Average Particle Weight | 0.6 - 1.0 mg | ||||
| Color | Metallic-Gray | ||||
| Commercial Status | Europe | ||||
| Dimensional Stability at Heat | <2% | Linear size alterations after 4 d, 110°C; DIN ISO 2796 | |||
| Ignition Temperature | > 360 °C | ASTM D1929 | |||