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Von Roll Permafil® 707M Solventless Polyester Resin, 55 gal

ID: VRI707M55G Mfr ID: VRI707M55G
Manufactured by: Von Roll Insulation
VRI 707 is a Class H semi-rigid, solventless polyester varnish. It has high thermal capability, excellent electrical properties, and excellent moisture resistance. VRI 707 has been specifically designed to have bond strength while retaining a degree of flexibility for resistance to thermal shock in applications such as random and form wound stators and rotors. This varnish has been designed for dipping and vacuum-pressure impregnation applications where conformance to OSHA flash point regulations is required.

USD $166.37 / GL

Buy more and save

55-274 $166.37 / GL
275-549 $153.57 / GL
550-1099 $146.08 / GL
1100+ $136.12 / GL

In Stock

This item may be sold in units of 55.

  • Brand name :  Von Roll
  • Trade Name :  Permafil®
  • Series :  Permafil® 707M
  • Item Name :  Polyester Resin
  • Short Desc :  RESIN,POLYESTER,55-GL DRUM 707M
  • UNSPSC :  13111003

Permafil® 707 Solventless Polyester resin is a semi rigid resin system designated primarily for vacuum pressure impregnation of both form round and random wound motors. 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 application.

Performance Details
Full Cure Time 3 - 4 hr at 150 deg C 
Gel Time 19  min
Design & Construction
Form Semi Rigid 
Insulation Type Class H 
General Features
Type Solventless 
Environmental Condition
Flash Point 55.6  deg C
Electrical Properties
Dielectric Strength 2700  V/Mil
Chemical Properties
Viscosity 1050  cP
Physical Properties
Container Size 55  gal
Container Type Drum 

Von Roll Permafil® 707M Solventless Polyester Resin, 55 gal Specification Sheet 

Features :

  • Flexible in stressful applications, protects windings in harsh thermal and mechanical shock environment
  • Excellent coverage and retention
  • Good processing characteristics
  • Low weight loss during heat aging
  • Exceptional electrical properties
  • Gel Time: 22 min +/-7 at 118 deg C
  • Dielectric Strength: >2700 V/Mil
  • Viscosity: 1050 cps +/-150 at 25 deg C

Applications :

  • Motors
  • Generators
  • Transformer
  • Vacuum-pressure Impregnation