| All data is for information only------(Home) | |
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| PRODUCT DATA of FR4 type GFN |
| Material | FR4 type GFN |
| Product Type | epoxy glass sheet IPC4101/21 |
| Chemical Composition | epoxy laminate |
| Name of Manufacturer | Polyclad Europe |
| ELECTRICAL PROPERTIES |
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| Dielectric Constant | 4.4 to 4.8 |
| THERMAL PROPERTIES |
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| Thermal Expansion Coefficient | 180 μstrain/°C Remark:measured in Z-direction in X, Y direction CTE=14-18 |
| Glass Transition Temperature | 135 °C |
| RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY |
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| Flammability | UL-94 Classification V-0 |
| Outgassing Status | Pass |
| Outgassing(Avg data) | TML = 0.42%, RML = 0.18%, CVCM = 0.00% |