Specifications

Specifications
1.thickness:0.2-200mm
2.1020x2040mm;1220 x 2440mm;1020 x 1220mm

 3240 epoxy glass cloth laminated sheet 

 

1.Thickness:0.2-200mm
2.Made from epoxy resin and fiberglass
3.1020x2040mm;1220 x 2440mm
4.Color:Yellow,Green

5.Density:1.9g/cm3

 

 

 

3240 Epoxy glass fiber sheet

1.Description: Epoxy glass cloth Laminated sheet 3240 created from electrical glass cloth that has been impregnated with epoxy resin under pressure and heat. With high mechanical strength and electrical properties,thermal-resistance
and moisture resistance,The grade is Class B
2 .standard color: yellow, green ,  other colors are available.

3. Applications: it is used for the insulating spare parts of electrical appliances and transformers.

4. Property:  High mechanical performance under medium temperature, stable electrical properties under high temperature

Details technical data is available

Properties	Unit	Index Value	Fact Value
		3240-A	3240-A
Flexural Strength perpendicular to laminations
A: under normal conditions	Mpa	≥340	345
Impact Strength parallel to laminations (Charpy)	KJ/m2	≥33	34.5
Tensile Strength	Mpa	≥300	300
Insulation Resistance after immersion in water (D-24/23)	W	≥5.0×108	5.1×108
Dielectric Strength perpendicular to laminations (in 90±2 °C transformer oil, 1 mm)	KV/mm	≥10.2	10.4
Breakdown Voltage parallel to laminations (in 90±2°C transformer oil)	KV	≥35	36.1
Permittivity (50Hz)		≤5.5	5
Permittivity (1MHz)		≤5.5	5.1
Dissipation Factor (50Hz)		≤0.04	0.032
Dissipation Factor (1MHz)		≤0.04	0.032
Water Absorption (D-24/23, 1.6mm	≤mg	34	21.5
Density	g/cm3	(1.70-1.90)	1.9
Color	—	Natural	Natural
Reference Standard	—	GB/T1303.1-1998