- 密度 [g/cm3]: 0.032
- 吸水率 [%]: 13.0
- 断裂伸长率 [%]: 0.786
- 弯曲强度 [MPa]: 0.979
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 0.0320 g/cc | 0.00116 lb/in³ | ASTM D1622-63 | ||
| Moisture Absorption at Equilibrium | 1.5 % | 1.5 % | 15% RH | ||
| 2.9 % | 2.9 % | 30% RH | |||
| 4.7 % | 4.7 % | 50% RH | |||
| 6.0 % | 6.0 % | 65% RH | |||
| 19.5 % | 19.5 % | Equilibrium at 98% RH | |||
| Water Absorption at Saturation | 13 % | 13 % | 50 days immersion at 20°C. | ||
| Moisture Expansion | <= 1.0 % | <= 1.0 % | 50 days immersion at 20°C. | ||
| Mechanical Properties | Metric | English | Comments | ||
| Tensile Strength, Ultimate | 0.979 MPa | 142 psi | ASTM D638-68 | ||
| Elongation at Break | 3.5 % | 3.5 % | ASTM D638-68 | ||
| Modulus of Elasticity | 0.0353 GPa | 5.12 ksi | ASTM D638-68 | ||
| Flexural Yield Strength | 0.786 MPa | 114 psi | ASTM D790-66 | ||
| Compressive Yield Strength | 0.393 MPa | 57.0 psi | ASTM D1621-64 | ||
| Shear Modulus | 0.0128 GPa | 1.85 ksi | ASTM C273-61 | ||
| Shear Strength | 0.393 MPa | 57.0 psi | ASTM C273-61 | ||
| Electrical Properties | Metric | English | Comments | ||
| Surface Resistance | 2.00e+13 ohm | 2.00e+13 ohm | |||
| Dielectric Constant | 1.05 @Frequency 5.00e+9 Hz | 1.05 @Frequency 5.00e+9 Hz | |||
| 1.05 @Frequency 1e+10 Hz | 1.05 @Frequency 1e+10 Hz | ||||
| 1.06 @Frequency 2.60e+10 Hz | 1.06 @Frequency 2.60e+10 Hz | ||||
| 1.08 @Frequency 2.00e+9 Hz | 1.08 @Frequency 2.00e+9 Hz | ||||
| Dissipation Factor | 0.00010 @Frequency 2.00e+9 Hz | 0.00010 @Frequency 2.00e+9 Hz | |||
| 0.00040 @Frequency 5.00e+9 Hz | 0.00040 @Frequency 5.00e+9 Hz | ||||
| 0.00080 @Frequency 1e+10 Hz | 0.00080 @Frequency 1e+10 Hz | ||||
| 0.0034 @Frequency 2.60e+10 Hz | 0.0034 @Frequency 2.60e+10 Hz | ||||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear | 25.0 µm/m-°C @Temperature -100 °C | 13.9 µin/in-°F @Temperature -148 °F | |||
| 37.0 µm/m-°C @Temperature 20.0 °C | 20.6 µin/in-°F @Temperature 68.0 °F | ASTM D696-70 | |||
| Thermal Conductivity | 0.0310 W/m-K | 0.215 BTU-in/hr-ft²-°F | ASTM C177-63 | ||
| Maximum Service Temperature, Air | 180 °C | 356 °F | Dimensional stability per DIN 53424 | ||
| Oxygen Index | 19 - 20 % | 19 - 20 % | |||
| Descriptive Properties | |||||
| Color | White | ||||
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