
| Project | Technical indicators | Testing instrument | Testing standards |
|---|---|---|---|
| Color | Silver | Visual | - |
| Specifications(mm) | -- | Digital caliper | ASTM D 5947 |
| Thickness(mm) | 0.1-0.5 | Digital caliper | ASTM D 374 |
| Density(g/cc) | 7.2(±0.2) | ZMD-2 Electron Density Meter | ASTM D 792 |
| Melting point(℃) | 140(±10) | Constant temperature electric heating plate | GB/T 1425-2021 |
| Tensile strength(Mpa) | ≥3(@50psi) | Compression Tester | ASTM D 575 |
| Compression ratio(%) | ≥20(@50psi) | Compression Tester | ASTM D 575 |
| Vertical resistance(Ω) | ≥10-3 | Megohmmeter | ASTM D 257 |
| Surface resistance(Ω) | ≥10-3 | Megohmmeter | ASTM D 257 |
| Thermal resistance(℃·cm2/W) | ≤0.04(@50psi) | LW-9389 Thermal Conductivity Tester | ASTM D 5470 |
| Operating temperature (℃) | -40~160 | XB-OTS-150D-C Programmable Thermal Shock Chamber | IEC 60068-2-14 |