Grade:
3240 Epoxy Phenolic Glass Cloth Laminated
Thickness:
0.5mm to 50mm
Size:
Standard sheet size is 2470mm x 1220mm
Description:
This product exhibits high mechanical and dielectrical properties. It can be used as insulating construction parts in electrical machines and apparatus. It can also be used in a humid environment and in transformer oil
| Item | Value | ||
| Specific gravity | g/cm³ | 1.70~1.90 | |
| Class of material to IEC-publ 85 class “F” | ºC | 155 | |
| Flexural strength min | Lengthwise | Mpa 343.2 | |
| Crosswise | Mpa 284.4 | ||
| Tensile strength min | Lengthwise | Mpa 294.2 | |
| Crosswise | Mpa 215.6 | ||
| Impact strength min | Crosswise
Lengthwise |
KJ/m² 147.1
KJ/m² 98.1 |
|
| Surface strength min | Under normal condition
After immersion in water |
Ohms | Ω 1 x 1013
Ω 1 x 1011 |
| Volume resistivity min | Under normal condition
After immersion in water |
Ohms cm | Ω cm 1 x 1013
Ω cm 1 x 1011 |
| Insulation resistance parallel to laminationMin |
Under normal condition
After immersion in water |
Ohms | Ω 1 x 1010
Ω 1 x 108 |
| Dielectric loss Max | 50Hz | Kv/mm 0.05 | |
| Breakdown strength
Perpendicular to laminations (at 90 ± 2ºC in transformer oil) min |
Thickness 0.5~1mm | Kv/mm 22.0 | |
| Thickness 0.5~1mm | Kv/mm 20.0 | ||
| Thickness 0.5~1mm | Kv/mm 18.0 | ||
| Sheet with thickness more than 3mm shall be machined up to 3mm from one side | Kv/mm 18.0 | ||
| Breakdown voltage parallel to laminations (at 90 ± 2ºC in transformer oil) |
min | Kv | 30.0 |
The information in this data sheets gives general characteristics of the material. Whilst all possible care has been taken to ensure this information is correct the manufacturer cannot accept any liability nor is any liability on the part of the manufacturer or supplier to be implied as a result of the data given as conditions and methods of use are beyond our control. The user must confirm suitability for the application prior to commercial use.
