3025 Phenolic Epoxy Fiberglass Laminate Sheet is made of cotton cloth impregnated phenolic resin by processing under heat and pressure. 3025 Fiberglass Laminate Sheet is the workhorse grade for general mechanical applications. It`s strong and tough with very good wear resistance and they are easy to machine into finished components.
1.Technical of Laminated Sheet
| roperties | Unit | Grade | |
| 3025 | |||
| Flexural strength perpendicularto laminations | ≥ | MPa | 100 |
| Compression strength perpendicular To laminations | ≥ | MPa | 245 |
| Bonding strength | ≥ | N | 5400 |
| Dielectric StrengthPerpendicular to Laminations(in 90±2°C transformer oil,1mm in thickness) | ≥ | KV/mm | 0.82 |
| Breakdown voltage parallelto laminations(in 90±2°CTransformer oil) | ≥ | kV | 1 |
| Permittivity(1MHz) | ≤ | - | 5.5 |
| Dissipation factor(1MHz) | ≤ | - | 0.04 |
| Insulation Resistance afterimpregnated in water | ≥ | Ω | 1.0×106 |
| Density | g/cm3 | 1.45-1.5 | |
| Water absorption(1mm in thickness) | mg | 206 | |
| Color | - | Brown | |
| Tensile strength | ≥ | MPa | 98 |
| Impact strength | ≥ | KJ/m2 | 8.8 |
| Temperature index(short time). | ≥ | - | 120 |
2.Applications
In insulating structural parts
Electric equipments
Aeronautical industries
3.Key Features and Benefits
• Excellent physical,mechanical and dielectric properties
• Withstand all kinds of machines
