Chinese manufacturer direct sales FR4 pcb sheets g10 handle material fiberglass sheet
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Tehnical Data of G10/ FR4 Epoxy Fiberglass Sheet | ||||||||
PROPERTIES | UNIT | METHODE | STANDARD VALUE | TESTING RESULT | ||||
Flexural strength perpendicular to laminations – under normal room temperature | MPa | ISO 178 | ≥ 350 | 360 | ||||
Notch Impact strength parallel to lamination (Notched charpy) | kJ/m2 | ISO 179 | ≥ 37 | 45 | ||||
Dielectric strength perpendicular to laminations (in oil 90±2℃), 1.0mm in thickness | kV/mm | IEC 60243 | ≥ 14.2 | 20.5 | ||||
Breakdown voltage parallel to laminations (in oil 90±2℃) | kV | IEC 60243 | ≥ 3.5 | 40 | ||||
1MHz dielectric coefficient1MHz | - | IEC 60250 | ≤ 5.5 | 4.9 | ||||
1MHz loss factor1MHz | - | IEC 60250 | ≤ 0.04 | 0.013 | ||||
Water absorption rate, 1.6mm in thickness | % | ISO 62 | ≤ 0.25 | 0.02 | ||||
Insulation resistance Impregnated in water(22℃, 50%RH) | Ω | IEC 60093 | ≥5.0×1010 | 5.6×1010 | ||||
Flammability | class | IEC 60093 | FV0 | FV0 | ||||
Density | g/cm3 | - | 1.9-2.2 | 2.1 |
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