3240 Epoxy Fiberglass Sheet
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Introduction:The 3240 epoxy sheet is crafted from non-alkali fiberglass cloth, infused with epoxy and phenolic resins through a process of heat and hot pressing. It boasts outstanding dielectric and mechanical properties, along with excellent heat and moisture resistance.
Product Description
The 3240 epoxy sheet is crafted from non-alkali fiberglass cloth, infused with epoxy and phenolic resins through a process of heat and hot pressing. It boasts outstanding dielectric and mechanical properties, along with excellent heat and moisture resistance. With strong mechanical processing capabilities, it offers high strength at moderate temperatures and maintains stable dielectric performance even in high humidity conditions. Classified as a B-class insulation material, it's ideal for electrical applications requiring reliable insulation and durability.
3240 Epoxy Sheet Parameters:
| Indicator Name | Unit | Indicator Value | |
| Density | g/cm³ | 1.8–2.0 | |
| Water absorption | % | ≤ 0.5 | |
| Vertical layer bending strength | MPa | ≥ 340 | |
| Vertical layer compression strength | MPa | ≥ 350 | |
| Parallel layer impact strength (simple beam method notch) | K J/m² | ≥ 33 | |
| Parallel layer direction impact strength (cantilever beam method) | K J/m² | ≥ 340 | |
| Parallel layer shear strength | MPa | ≥ 30 | |
| Tensile strength | MPa | ≥ 200 | |
| Vertical layer direction electric strength (90 ℃± 2 ℃ in oil) | 1mm | KV/mm | ≥ 14.2 |
| 2mm | ≥ 11.8 | ||
| 3mm | ≥ 10.2 | ||
| Parallel layer direction breakdown voltage (90 ℃± 2 ℃ in oil) | KV | ≥ 350 | |
| Dielectric loss factor (50 Hz) | – | ≤ 0.04 | |
| Insulation resistance | Normality | Ω | ≥ 5.0 × 1010 |
| After immersed in water for 24h | ≥ 5.0 × 1010 | ||
3240 Epoxy Sheet Features:
1. High machanical.
2. High flame retardant properties.
3. Good heat resistance and moisture resistance.
4. Good machinability.
3240 Epoxy Sheet Applications:
Inverters, motors, motors, electronic appliances, aluminum batteries, new energy, electrical equipment isolation and support, distribution boxes, fixture boards, mold splints, high and low voltage wiring boxes, packaging machines, combs, mechanical molds , Forming machine, drilling machine, table polishing pad, insulating frame, insulating coil frame, transformer frame, etc.
3240 Epoxy Sheet FAQ:
What is 3240 Epoxy Sheet and its primary application?
3240 Epoxy Sheet is a type of electrical insulating material composed of glass fiber cloth and epoxy resin. Its primary application lies in electrical equipment insulation, such as transformers, motors, and electrical appliances.
What are the key properties of 3240 Epoxy Sheet?
3240 Epoxy Sheet exhibits excellent mechanical strength, electrical insulation properties, heat resistance, and dimensional stability. It also offers good resistance to chemical and moisture penetration.
How is 3240 Epoxy Sheet manufactured, ensuring quality and consistency?
Our 3240 Epoxy Sheets are manufactured using advanced processes that involve precise control over raw materials, resin impregnation, and curing conditions. We adhere to strict quality standards and conduct rigorous testing at every stage to ensure consistency and reliability.
Is 3240 Epoxy Sheet suitable for high-voltage applications?
Yes, 3240 Epoxy Sheet is designed to withstand high-voltage conditions, making it ideal for use in electrical equipment operating at elevated voltages.
Can 3240 Epoxy Sheet be machined or fabricated?
Yes, 3240 Epoxy Sheet can be easily machined, drilled, sawed, and fabricated into custom shapes and sizes using standard tools and techniques.
What are the temperature ratings of 3240 Epoxy Sheet?
3240 Epoxy Sheet typically has temperature ratings ranging from [specify range], ensuring reliable performance even under extreme thermal conditions.
Can 3240 Epoxy Sheet be supplied with additional surface treatments or coatings?
Yes, we offer various surface treatments and coatings for 3240 Epoxy Sheet to enhance specific properties such as flame resistance, UV resistance, and chemical resistance, based on customer preferences and applications.
Can you provide technical support or assistance regarding the use of 3240 Epoxy Sheet?
Yes, our technical team is available to provide comprehensive support and assistance regarding the selection, application, and handling of 3240 Epoxy Sheet, ensuring optimal performance and satisfaction.