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3240 Epoxy Phenolic Glass Fabric Laminated Sheet

Epoxy phenolic glass cloth laminated sheet is made of alkali-free E-glass cloth impregnated with epoxy resins and phenolic resins by processing under heat and pressure.

Category:

Motor Field

Keywords:

customized phenolic cotton fabric laminate sheet

Zuo Xiaoyu + 86 139 0845 2905

E-mail

market@hnpowerwell.com

Online consultation

DESCRIPTION

Description

Epoxy phenolic glass cloth laminated sheet is made of alkali-free E-glass cloth impregnated with epoxy resins and phenolic resins by processing under heat and pressure.

This product having high mechanical and dielectric properties, fine heat and humidity resistance, can be used in electrical machine and devices as insulating construction parts in moist circumstances and in transformer oil

3240 Epoxy Phenolic Glass Fabric Laminated Sheet possess high mechanical and electrical properties, can be applied to motors, generators and electrical appliances as insulating structure parts as well as used in transformer oil and humid environment

Feathers

Class F insulation (155’C)

Excellent mechanical strength, high dielectric properties, low water absorption

High thermal operating temperature

Applications

As insulating structure parts for different electrical machines and appliances

Used in transformer oil and other humid environment

Technical Data

ITEM	UNIT	VALUE
ITEM	UNIT	3240	3240-1
Density	g/cm³	1.70～1.90	1.70～1.95
Martens heat resistance (LW)≥	℃	200	200
Flexural strength≥ Perpendicular to lamination parallel to lamination	MPa	400 300	360 270
Tensile strength≥ Perpendicular to lamination parallel to lamination	MPa	350 250	320 230
Adhesion force≥	N	5680	5600
Impact strength≥ Perpendicular to lamination parallel to lamination	kJ/m²	150 100	130 120
Surface resistivity≥ Under normal condition After impregnated in water	Ω	1×10¹³ 1×10¹¹	— —
Volume resistivity≥ Under normal condition After impregnated in water	Ω.cm	1×10¹³ 1×10¹¹	— —
Insulation resistance parallel to lamination≥ Under normal condition After impregnated in water	Ω	1×10¹⁰ 1×10⁸	— —
Loss tangent, 50Hz≤	—	0.05	—
Pressing strength≥ Perpendicular to lamination Parallel to lamination	MPa	250 150	— —
Voltage breakdown perpendicular to lamination in transformer oil at 90±2℃≥ Thickness：0.5～1mm Thickness：1.1～2mm Thickness：2.1～3mm	kV/mm	22 20 18	— — 15
Voltage breakdown parallel to lamination in transformer oil at 90±2℃≥	kV	30	28
Area of the sheets	mm	980×1980,1020×2040