Description
Epoxy Glass Cloth Laminate
Epoxy Glass Cloth Laminate , with high mechanical strength at room temperature, good electrical properties under dry and humidity condition ,flame retardant, suitable for mechanical,electrical and electronical aplications, similer to grande FR-4
EPOXY GLASS CLOTH LAMINATED SHEET
as per Nema G – 10/ FR -4 Grade
| Properties | Unit | Grade
|
| G10/FR4 | ||
| Flexural Strength perpendicular to
Laminates |
||
| A: under normal condition | > Map | 340 |
| E-1/150:150+ 5 C | > Map | \ |
| Impact Strength parallet to
Laminations (charpy) |
> KJM | 33 |
| Insulation Resistance after immersion in water (D-24/23 | > W | 5.0X10 |
| Dielectric Strength perpendicular to laminations (in90+2 C transformer oil) | > MV/m | 14.2 |
| Break \down Voltage Parallel to laminations (in90+2 C transformer oil) | > Kv | 40 |
| Permittivity (50Hz) | < | 5.5 |
| Permittivity (1Hz) | < | 5.5 |
| Dissipation Factor (50Hz) | < | 00.4 |
| Dissipation Factor (1Hz) | < | 00.4 |
| Water Absorption (D- 24/23,1.6mm | < mg | 19 |
| Density | g/cm | 1.8-1.90 |
| Flammability | \ | FVO |
| Color | – |
GREEN |
Thickness Tolerance of Laminate
| Nominal Thickness (mm) | Phenolic Cotton ClothLaminates |
| 0.4 | – |
| 0.5 | – |
| 0.6 | – |
| 0.8 | +0.19 |
| 1.0 | +0.20 |
| 1.2 | +0.22 |
| 1.6 | +0.24 |
| 2.0 | +0.26 |
| 2.5 | +0.29 |
| 3.0 | +0.31 |
| 4.0 | +0.36 |
| 5.0 | +0.42 |
| 6.0 | +0.46 |
| 0.8 | +0.55 |
| 10.0 | +0.63 |
| 12.0 | +0.70 |
| 14.0 | +0.78 |
| 16.0 | +0.85 |
| 20.0 | +0.95 |
| 25.0 | +1.10 |
| 30.0 | +1.22 |
| 35.0 | +1.34 |
| 40.0 | +1.45 |
| 45.0 | +1.55 |
| 50.0 | +1.65 |
