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- Contact Person : Mr. Feng Sunne
- Company Name : Ningbo Leadwin International Trade Co., Ltd.
- Tel : 86-574-88183823
- Fax : 86-574-56664782,83030721 Address: 1-2F,Building 2 ,58 Feng Qi Road, Yinzhou Zip: 315100 Country/Region: China (Mainland) Province/State: Zhejiang City: Ningbo
- Address : Zhejiang,Ningbo,1-2F,Building 2 ,58 Feng Qi Road, Yinzhou
- Country/Region : China
- Zip : 315100
Epoxy glass fabric laminated sheet 3240
Epoxy glass fabric laminated sheet 3240
1.Description: Epoxy glass fabric 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-resistanceand moisture resistance,The grade is Class B2.Specifications:
a) Thickness: 0.2-120mm
b) Width x length: 980 x 1,980mm ± 10mm; 1,000 X2,000mm ± 10mm ; 1030X(2000-2300) ± 10mm , (980-1030)x(980-1500) ± 10mm
3. .standard color: yellow, green ,black,red, We can also offer other colors according to the requirements of customers .
4. Applications: it is used for the insulating spare parts of electrical appliances and transformers.
3240 Epoxy glass Laminated sheet 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,it is used for the insulating spare parts of electrical appliances and transformers.
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 | |
| Technical data sheet of Epoxy Glass Cloth Laminated Sheet | |||
| Properties | Unit | Index Value | |
| 3240-B | |||
| Flexural Strength perpendicular to laminations | |||
| A: under normal conditions | Mpa | ≥340 | |
| E-1/150: 150±5 °C | Mpa | \ | |
| Impact Strength parallel to laminations (Charpy) | KJ/m2 | ≥33 | |
| Tensile Strength | Mpa | ≥300 | |
| Insulation Resistance after immersion in water (D-24/23) | W | ≥1.0×102 | |
| Dielectric Strength perpendicular to laminations (in 90±2 °C transformer oil, 1 mm) | KV/mm | ≥14.2 | |
| Breakdown Voltage parallel to laminations (in 90±2°C transformer oil) | KV | ≥35 | |
| Permittivity (50Hz) | ≤5.5 | ||
| Permittivity (1MHz) | ≤5.5 | ||
| Dissipation Factor (50Hz) | ≤0.04 | ||
| Dissipation Factor (1MHz) | ≤0.04 | ||
| Water Absorption (D-24/23, 1.6mm | ≤mg | 34 | |
| Density | g/cm3 | (1.70-1.90) | |
| Flammability | \ | \ | |
| Color | — | Natural | |
| Reference Standard | — | GB/T1303.1-1998 | |
Epoxy glass fabric laminated sheet 3240
