Insulation Epoxy Glass Fiber Cloth 3240 Laminate 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
Epoxy 3240 is a versatile and high-performance adhesive that is regularly used in a range of industries. It is recognized for its sturdy bonding capabilities, notable chemical resistance, and spectacular durability. This epoxy is a two-part adhesive, consisting of a resin and a hardener, which need to be combined collectively in the right ratio to gain superior results.
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:
- Material composition: 3240 epoxy board is made through immersing electrical glass fabric in epoxy resin, drying, and warm pressing.
- Temperature resistance level: The temperature resistance degree of 3240 epoxy board is stage B, which can face up to excessive working temperatures.
- Electrical performance: The cured epoxy resin machine has excessive dielectric properties, floor leakage resistance, and arc resistance, making it an high-quality insulation material.
- Mechanical properties: The cured epoxy resin machine has top notch mechanical homes and excessive mechanical power at medium temperatures.
- Moisture resistance: In excessive humidity environments, 3240 epoxy board has desirable electrical stability.
- Low shrinkage: Compared with unsaturated polyester resin and phenolic resin, it indicates very low shrinkage (less than 2%) in the course of the curing process.
- Strong adhesion: Due to the inherent polar hydroxyl and ether bonds in the molecular chain, 3240 epoxy board has excessive adhesion to quite a number substances.
- Easy curing: 3240 epoxy board can be cured in the temperature vary of 0-180 ℃, the use of a number curing agents.
- Diverse forms: Various resin, curing agent, and modifier structures can nearly meet the necessities of a variety of purposes for form.
- Diverse colors: 3240 epoxy board can be combined into quite a number colors, such as herbal coloration (yellow), red, green, black, etc.
- Thickness range: Under everyday circumstances, it is 0.5-50mm, and thick plates up to 50-150mm can additionally be produced as required.
- Flame retardant performance: 3240 epoxy board is a flame-retardant cloth with self extinguishing properties, no longer effortless to burn, and does now not produce poisonous gases.
3240 Epoxy Sheet Applications:
- Electrical and electronics industry: 3240 epoxy board is broadly used in the manufacturing of quite a number insulation components such as circuit boards, insulation gaskets, and help buildings in the electrical and electronics enterprise due to its outstanding insulation overall performance and mechanical strength.
- Aerospace field: Due to its light-weight and high-strength characteristics, 3240 epoxy board is broadly used in the building of plane and satellites, specially in spacecraft that want to face up to severe environments.
- In the subject of mechanical engineering, 3240 epoxy board is used to manufacture quite a number mechanical components, inclusive of gears, bearings, and seals, mainly in purposes that require excessive temperature resistance and chemical corrosion resistance.
- Construction industry: 3240 epoxy board is used as a structural reinforcement material, mainly in conditions the place constructing fireplace resistance and structural energy want to be improved.
- Transportation manufacturing: In the manufacturing of vehicles and trains, 3240 epoxy board is used to manufacture indoors components and insulation components, and its put on resistance and long-term balance are imperative for these applications.
- In the subject of communication, 3240 epoxy board reduces sign transmission losses and improves conversation great in 5G base station building due to its remarkable electrical characteristics.
- New electricity vehicles: In the battery pack of new power vehicles, 3240 epoxy boards serve as insulation partitions between batteries to make sure secure isolation and stand up to excessive temperature environments.
- Wind energy era equipment: 3240 epoxy board is an best desire for structural elements interior the blades in wind strength technology tools that require excessive electricity and reliability.
- Petrochemical industry: 3240 epoxy board has accurate resistance to a variety of natural solvents, oils, and corrosive gases, and performs an vital function in the lining of pipelines and storage tanks in the petrochemical industry.
- Medical industry: 3240 epoxy board is used to manufacture the outer shell and inside insulation aspects of clinical gadgets due to its true biocompatibility and insulation performance.
- In the area of new energy, 3240 epoxy panels additionally play an vital position in the packaging of photo voltaic panels and the manufacturing of blades for wind electricity technology equipment.
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.