Main Products: electric pressboard ,transformer board ,insulation presspaper ,insulating kraft paper ,diamond dotted paper
GPO-3 resin sheet,translucent polyester resin sheet
Negotiable /Kilogram
Min.Order:500 Kilograms
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Hunan Powerwell Industrial Co., Ltd.
Business Type: Trading Company
Changsha Hunan ChinaMain Products: electric pressboard ,transformer board ,insulation presspaper ,insulating kraft paper ,diamond dotted paperProduct Details
Description
GPO3 Polyester Glass Sheet is made of alkali-free glass felt impregnated with polyester resin under heat
and pressure process.
Features
•High mechanical and dielectric properties
•Inflaming retarding and arc resistance
Applications
Relays and Switches
High frequency electronic equipments
Electrical Cabinet
Technical Data
| ITEM | UNIT | VALUE |
| Density≥ | g/cm3 | 1.70~1.90 |
| Flexural strength≥ | MPa | 166 |
| Tensile strength≥ | MPa | 78 |
| Compressive strength≥ | MPa | 157 |
| Shear strength≥ | MPa | 68 |
| Impact strength≥ | kJ/m2 | |
| Flatwise | 90 | |
| Edgewise | 45 | |
| perpendicular to lamination in transformer oil at 25±2°C≥ | kV/mm | 14 |
| Insulation resistance≥ | Ω | |
| Under normal condition | 1×1014 | |
| After boil in water | 1×1011 | |
| Volume resistivity≥ | Ω.cm | |
| Under normal condition | 1×1011 | |
| After boil in water | 1×1010 | |
| 1MHz loss factor≤ | — | 0.05 |
| 1MHz loss relative dielectric coeff≤ | — | 5.5 |
| Arc resistance≥ | s | 180 |
| Heat deflection temperature≥ | °C | 200 |
| Flammability≥ | ||
| Oxygen index | — | 50 |
| UL-94 flame | — | 94-V0 |
| Water absorption≤ | % | 0.2 |
| Area of the sheets | mm | 1050×1230,1020×2040 |
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