Phenolic Paper Laminated Sheets(3021, NEMA X XX XXX XPC and IEC
PFCP) are made of electric insulating craft paper impregnated with
phenolic resin by processing under heat and pressure, which are
widely used in high mechanical properties electrical and mechanical
devices.
Data Form
Phenolic Paper Laminated Sheet (Similar to NEMA X/XX/XXX/XPC)
Properties
Unit
Value
Flexural strength perpendicular to laminations
MPa
≥120
Bonding strength (≥10mmin thickness)
N
≥3200
Insulation resistance after immersion in water (D-24/23)
Ω
≥1.0×107
Dielectric strength perpendicular to laminations (in 90ą2℃ transformer oil, 1 mm in thickness)
MV/m
≥12.1
Breakdown voltage parallel to laminations (in 90ą2℃ transformer oil)