- 密度 [g/cm3]: 1.4
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Density | 1.40 g/cc | 0.0506 lb/in3 | ASTM D792 | ||
| Moisture Absorption at Equilibrium | 0.22 % | 0.22 % | ASTM D570 | ||
| Thickness | 254 - 2540 microns | 10.0 - 100 mil | Range of thicknesses available | ||
| Outgassing - Total Mass Loss | 0.010 % | 0.010 % | TML; ASTM E595 | ||
| 0.010 % | 0.010 % | CVCM; ASTM E595 | |||
| 0.020 % | 0.020 % | WVR; ASTM E595 | |||
| Mechanical Properties | Metric | English | Comments | ||
| Peel Strength | >= 0.701 kN/m | >= 4.00 pli | Copper; IPC-TM-650 2.4.8 | ||
| Electrical Properties | Metric | English | Comments | ||
| Volume Resistivity | 2.10e+13 ohm-cm | 2.10e+13 ohm-cm | Condition A; IPC 2.5.17.1 | ||
| Surface Resistance | 2.60e+12 ohm | 2.60e+12 ohm | Condition A; IPC 2.5.17.1 | ||
| Dielectric Constant | 1.92 - 2.0 @Frequency 1.00e+10 Hz | 1.92 - 2.0 @Frequency 1.00e+10 Hz | Z direction; Process; IPC-TM-650 2.5.5.5 | ||
| 1.96 @Frequency 8.00e+9 - 4.00e+10 Hz | 1.96 @Frequency 8.00e+9 - 4.00e+10 Hz | Z direction; Design; Differential Phase Length Method | |||
| Dielectric Strength | 11.2 kV/mm | 285 kV/in | IPC-TM-650 2.5.6.2 | ||
| Dissipation Factor | 0.0019 @Frequency 1.00e+10 Hz | 0.0019 @Frequency 1.00e+10 Hz | Z direction; IPC-TM-650 2.5.5.3 | ||
| <= 0.0027 @Frequency 1.00e+10 Hz | <= 0.0027 @Frequency 1.00e+10 Hz | Z direction; IPC-TM-650 2.5.5.5 | |||
| Thermal Properties | Metric | English | Comments | ||
| CTE, linear | 41.5 μm/m-°C | 23.1 μin/in-°F | Z-Direction; IPC-TM-650 2.4.41 | ||
| 43.0 μm/m-°C | 23.9 μin/in-°F | Y-Direction; IPC-TM-650 2.4.41 | |||
| 44.0 μm/m-°C | 24.4 μin/in-°F | X-Direction; IPC-TM-650 2.4.41 | |||
| Specific Heat Capacity | 0.950 J/g-°C | 0.227 BTU/lb-°F | calculated | ||
| Thermal Conductivity | 0.330 W/m-K @Temperature 80.0 °C | 2.29 BTU-in/hr-ft2-°F @Temperature 176 °F | Z direction; ASTM C518 | ||
| Flammability, UL94 | V-0 | V-0 | |||
| Descriptive Properties | |||||
| Dimensional Stability | 2 - 3 mm/m | X, Y direction; IPC-TM-650 2.4.39A | |||
| Thermal Coefficient of Dielectric Constant | 22 ppm/°C | Z direction; IPC-TM-650 2.5.5.5 | |||