Epoxy-phenolic glass cloth laminated sheet (3240), with high
mechanical and electrical properties, can be applied to generators,
motors and electrical appliances as insulating structural parts and
used in transformer oil and humid environment.
Data Form
Epoxy-Phenolic Glass Cloth Laminated Sheet
Properties
Unit
Value
Flexural Strength perpendicular to laminations
A: under normal conditions
Mpa
≥340
E-1/15:150ą5℃
-
Impact Strength parallel to laminations (Charpy)
KJ/m2
≥33
Insulation Resistance after immersion in water (D-24/23)
Ω
≥5.0×108
Dielectric strength perpendicular to laminations (in 90ą2℃ transformer oil, 1 mm in thickness)
MV/m
≥14.2
Breakdown voltage parallel to laminations (in 90ą2℃ transformer oil)