Epoxy glass cloth parts(insulation parts,FR-4 parts) has excellent mechanical and dielectric properties.
Epoxy glass cloth parts(insulation parts,FR-4 parts)with hHigh mechanical and dielectric properties,fine heat and humidity resistance.
Epoxy glass cloth parts(insulation parts,FR-4 parts) can be used in electrical machine and devices as insulating construction parts in moist cirecumstances and in transformer oil.
Size:10-2000mm
No. | Item | Units | Value |
FR-4 | |||
1 | Applicable Standards | — | NEMA L1 |
2 | Density | g/cm³ | 1.8-1.9 |
3 | Bending strength perpendicular to laminations | MPa | 340 |
4 | Impact strength parallel to laminations( Charpy) | kJ/m² | 33 |
5 | Insulation resistance Impregnated in water | Ω | 5×1010 |
6 | Relative permittivity 48~62Hz | — |
|
7 | Voltage endurance parallel to lamination (in oil 90±2°C) | kV | 35 |
8 | Flame resistance | — | — |
9 | Flame resistance | — | UL-V0 |
