Permafil® 709 is a unique semi-rigid solventless polyester resin designed for dipping and VPI application. It has excellent tank stability and a higher flash point than resins utilizing styrene or vinyl toluene as monomers. It also exhibits low weight loss and electrical properties. Permafil® 709 cures to a clear finish.
Excellent build and retention
Good build for moisture and environmental protection
Reduced odor
UL systems available
Semi-flexible at operating temperatures
Excellent bond strength
Chemical Base | Polyester |
Viscosity 23°C | 400 - 600 cps |
Application | Transformer |