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GPO3 Polyester Glass Sheet
GPO3 POLYESTER GLASS SHEET
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℃≥ | 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≥ | ℃ | 200 |
Flammability≥ | ||
Oxygen index | — | 50 |
UL-94 flame | — | 94-V0 |
Water absorption≤ | % | 0.2 |
Area of the sheets | mm | 1050×1230,1020×2040 |
Feedback

ADD: 158 WU YI ROAD, CHANGSHA, HUNAN, CHINA
TEL: +86-731-8229 9698, 8224 3908
FAX: +86-731-8224 3598
E-mail: market@hnpowerwell.com
License:430100000142665
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