Blog - JingHong

Phenolic Series

Understanding CE Phenolic Sheet: Performance, Grades, and Use Cases

CE phenolic sheet is a versatile and high-performance insulating material that has gained significant traction in various industries due to its exceptional properties. This engineered composite combines the strength of cellulose with the thermal and electrical insulation capabilities of phenolic resin. The result is a robust material that excels in demanding environments, offering superior heat resistance, excellent dimensional stability, and remarkable electrical insulation properties. CE phenolic sheets are available in different grades, each tailored to specific applications, ranging from electrical switchgear to aerospace components. Understanding the performance characteristics, available grades, and diverse use cases of CE phenolic sheets is crucial for engineers and manufacturers seeking optimal solutions for their insulation needs.

Caroline Jia

Jul 29, 2025

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Glass Fiber Series

G10 Epoxy Sheet vs FR4: Which Insulation Material Should You Choose?

When it comes to choosing the best insulating material for your electrical or mechanical projects, the choice between FR4 epoxy sheetand G10 epoxy sheet might be quite important. Both materials are great insulation properties, but they have different features that make them better for different uses. Most people agree that G10 epoxy sheet is better than other types of epoxy sheet when it comes to mechanical strength, thermal stability, and moisture resistance. This makes it perfect for high-performance use in tough conditions. FR4 epoxy sheet, on the other hand, is more cost-effective and more common in the electronics industry, especially for printed circuit boards (PCBs). Your pick should be based on your needs, such as the temperature at which it will be used, the amount of mechanical stress it can handle, and your budget. To pick a wise option that works for your project, think about things like how well it works with electricity, how stable it is in size, and how easy it is to machine.

James Yang

Jul 29, 2025

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Phenolic Series

Why Phenolic Cotton Sheets Are Ideal for Shock-Absorbing Components?

Phenolic cotton sheets have emerged as a superior choice for shock-absorbing components due to their unique combination of properties. These versatile materials offer exceptional durability, high compressive strength, and excellent energy absorption capabilities. The integration of phenolic resin with cotton fibers creates a composite that effectively dissipates impact forces, making it ideal for applications requiring robust shock absorption. Additionally, phenolic cotton sheets exhibit low thermal conductivity, chemical resistance, and dimensional stability, further enhancing their suitability for demanding environments. Their ability to maintain performance under various conditions, coupled with their lightweight nature, positions phenolic cotton sheets as an optimal solution for industries seeking reliable and efficient shock-absorbing materials.

Caroline Jia

Jul 28, 2025

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Phenolic Series

Phenolic Cotton Sheet for CNC Machining: Top Benefits and Limitations

Phenolic cotton sheets have emerged as a versatile material in the world of CNC machining, offering a unique blend of properties that make them suitable for various applications. These sheets, composed of cotton fabric impregnated with phenolic resin, provide exceptional strength, durability, and insulation properties. When used in CNC machining, phenolic cotton sheets offer numerous benefits, including excellent dimensional stability, low moisture absorption, and high heat resistance. However, they also come with certain limitations, such as potential brittleness and the need for specialized cutting tools. Understanding these advantages and drawbacks is crucial for manufacturers and engineers looking to optimize their CNC machining processes and achieve superior results in their projects.

Caroline Jia

Jul 28, 2025

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Phenolic Series

Why Is Bakelite Sheet Still Popular in Modern Electrical Insulation?

Bakelite sheet continues to be a popular choice in modern electrical insulation due to its exceptional durability, heat resistance, and electrical insulating properties. Despite the emergence of newer materials, Bakelite's time-tested performance and cost-effectiveness make it a preferred option for many electrical applications. Its ability to withstand high temperatures, resist chemical corrosion, and maintain dimensional stability under varying conditions contributes to its enduring popularity. Moreover, Bakelite's versatility in manufacturing processes, allowing for easy machining and fabrication, further cements its position as a go-to material in the electrical industry. As technology advances, Bakelite sheet remains relevant by adapting to new requirements while maintaining its core strengths, ensuring its continued use in modern electrical insulation solutions.

Caroline Jia

Jul 28, 2025

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Glass Fiber Series

What Is 3240 Epoxy Sheet? A Complete Guide to Its Properties and Applications

James Yang

Jul 28, 2025

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Glass Fiber Series

What Is FR4 Epoxy Sheet and How Is It Used in PCB Manufacturing?

James Yang

Jul 28, 2025

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Phenolic Series

Thermal Conductivity: Phenolic Cotton Sheet in Heat Management

Caroline Jia

Jul 25, 2025

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Phenolic Series

How Moisture Affects Phenolic Cotton Sheet Performance

Moisture significantly impacts the performance of phenolic cotton sheets, a crucial insulating material in various industries. When exposed to moisture, these sheets can experience dimensional changes, reduced electrical insulation properties, and potential degradation of mechanical strength. The hydrophilic nature of cotton fibers allows them to absorb moisture, which can lead to swelling and alterations in the sheet's structure. This moisture absorption can compromise the electrical resistivity of the material, potentially affecting its insulating capabilities. Additionally, prolonged exposure to moisture may weaken the bonding between the phenolic resin and cotton fibers, potentially leading to delamination or reduced overall durability. Understanding these effects is essential for maintaining optimal performance and longevity of phenolic cotton sheets in diverse applications.

Caroline Jia

Jul 25, 2025

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