Permafil® 707N solventless polyester resin is a semi-rigid resin system designated primarily for vacuum-pressure impregnation of form wound motors and generators. Its high thermal capability coupled with its excellent electrical properties over a wide temperature range make this resin system suitable for both AC and DC applications.
Excellent coverage and retention
Low viscosity for improved impregnation
Low weight loss during heat aging
Exceptional electrical properties
Chemical Base | Polyester |
Viscosity 23°C | 900 - 1200 cps |
Application | Rotating Machines < 1kV, Rotating Machines > 1kV, Repair |