Introducation of product
3240Epoxy phenolic glass cloth laminated sheets are made of alkali-free E-glass cloth impregnated with epoxy phenolic resins
by processing under heat and pressure.
Specification:
1) Thickness: 0.2-120mm
2) Width: 980X1980mm, 1020X2020mm, 1220X2470mm
3) Machined parts are avaiable.
Features of product:
3240 Epoxy phenolic glass cloth laminated sheet has mechanical and dielectric properties,
good heat resistance and moisture resistance, and good machinability, heat-resistant grade of B grade.
Applications:
3240 Epoxy phenolic glass cloth laminated sheet is widely used in motors, appliances as insulating structural parts,and can be applied in wet conditions and transformer oil
Tested Item | Unit | standard | |
| 3240 | 3240A | ||
| Vertical layer to bending strength | Mpa | 340 | 340 |
| Apparent bounding elasticity mold | Mpa | 24000 | 24000 |
| Vertical to the compression strength layer | Mpa | 350 | 350 |
| Parallel layers to impact strength | kJ/^2 | 33 | 33 |
| Tensile strength | Mpa | 300 | 300 |
| Vertical layer to electrical strength "0.5 mm, (90 ±2 (in ºC oil) | MV/M | 16 | 16 |
| After immersion insulation resistance | ∏ | 5.0x10 8 | 1.0x10 8 |
| Mechanism of 1mhz below loss factor | ----- | 0.04 | 0.04 |
| density | Kv | 1.8-20 | 1.8-2.0 |
| To breakdown voltage parallel layers in 90 ± 2 (ºC oil) | kv | 30 | 30 |
| Water imbibition (1mm) | mg | 18 | 18 |
