Blog - JingHong

Glass Fiber Series

FR4 Materials in PCB Application and Advantages

FR4 materials have become indispensable in the world of Printed Circuit Boards (PCBs), revolutionizing the electronics industry with their exceptional properties. These fiberglass-reinforced epoxy laminates, commonly known as FR4 sheets or FR4 epoxy boards, offer a perfect balance of electrical insulation, mechanical strength, and thermal stability. In PCB applications, FR4 materials serve as the foundation for circuit designs, providing a reliable substrate for mounting components and creating intricate conductive pathways. The advantages of FR4 in PCBs are numerous, including excellent dielectric properties, low moisture absorption, and high temperature resistance. These characteristics make FR4 epoxy sheets the go-to choice for a wide range of electronic devices, from consumer electronics to aerospace applications, ensuring optimal performance and longevity in diverse operating conditions.

James Yang

Jun 20, 2025

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Glass Fiber Series

Specific Heat of FR4: Insights into Thermal Performance

When it comes to understanding the thermal performance of FR4 sheets, FR4 epoxy sheets, and FR4 epoxy boards, the specific heat capacity plays a crucial role. This property determines how much heat energy is required to raise the temperature of the material by one degree Celsius. For FR4, the specific heat capacity typically ranges from 0.6 to 1.2 J/g·K, with an average value of around 0.9 J/g·K. This moderate specific heat capacity contributes to FR4's thermal stability, making it an excellent choice for applications where consistent performance under varying temperatures is essential. Understanding this characteristic helps engineers and designers optimize their use of FR4 materials in electronic components, circuit boards, and insulation applications, ensuring optimal thermal management and overall product reliability.

James Yang

Jun 20, 2025

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Glass Fiber Series

Application of 3240 Epoxy Sheet in Lithium Battery

The 3240 epoxy sheet plays a crucial role in the manufacturing and performance of lithium batteries. This high-performance material serves as an excellent insulator and structural component within battery cells. Its superior electrical insulation properties, coupled with remarkable mechanical strength and thermal stability, make it an ideal choice for battery separators and internal components. The 3240 epoxy board enhances the overall safety, efficiency, and longevity of lithium batteries by providing a reliable barrier between electrodes, preventing short circuits, and maintaining structural integrity under various operating conditions. As the demand for advanced energy storage solutions continues to grow, the application of 3240 epoxy sheet in lithium batteries remains indispensable for achieving optimal performance and safety standards in this rapidly evolving industry.

James Yang

Jun 19, 2025

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Glass Fiber Series

FR4 Processing Technology

FR4 Processing Technology encompasses a range of advanced manufacturing techniques used to produce high-quality FR4 sheets, FR4 epoxy sheets, and FR4 epoxy boards. These materials are essential components in the electronics industry, known for their exceptional electrical insulation properties and mechanical strength. The processing of FR4 involves carefully controlled layering of glass fiber reinforcement and epoxy resin, followed by precise curing and finishing steps. This technology allows for the creation of versatile substrates that meet the demanding requirements of modern electronic applications, from printed circuit boards to aerospace components. Understanding FR4 processing is crucial for manufacturers and engineers seeking to optimize their product performance and reliability in a wide array of electronic devices and systems.

James Yang

Jun 19, 2025

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Glass Fiber Series

Unlocking the Mysteries of FR4: The Backbone of Modern Electronics

James Yang

Jun 19, 2025

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Glass Fiber Series

G10 Epoxy Board Green and Black Difference

G10 epoxy board, a versatile and robust material, comes in various colors, with green and black being the most common. The primary difference between green and black G10 epoxy boards lies in their composition and applications. Green G10 typically contains a higher percentage of epoxy resin, making it slightly more flexible and impact-resistant. Black G10, on the other hand, often incorporates additional materials like graphite or carbon, enhancing its strength and heat resistance. While both colors offer excellent electrical insulation properties, green G10 is frequently used in electronics and aerospace industries, whereas black G10 finds applications in high-temperature environments and heavy-duty mechanical components. The choice between green and black G10 epoxy sheets ultimately depends on the specific requirements of your project, considering factors such as thermal stability, mechanical strength, and electrical insulation needs.

James Yang

Jun 18, 2025

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Glass Fiber Series

In-Depth Understanding of the Insulation Grade of FR4 Epoxy Board

James Yang

Jun 18, 2025

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Glass Fiber Series

Machining FR4 Techniques in High-Performance Components

James Yang

Jun 18, 2025

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Glass Fiber Series

The Properties of G10 Material in Engineering Applications

G10 material, a high-pressure thermoset industrial laminate, has become indispensable in various engineering applications due to its exceptional properties. This versatile material, composed of a woven glass fabric substrate impregnated with an epoxy resin binder, exhibits remarkable strength, durability, and electrical insulation characteristics. G10 sheet and G10 epoxy sheet are widely utilized in aerospace, electrical, and mechanical engineering sectors for their superior performance under extreme conditions. The material's unique combination of high mechanical strength, excellent electrical insulation, low moisture absorption, and dimensional stability makes it an ideal choice for applications requiring reliable performance in challenging environments. As we delve deeper into the properties and applications of G10 material, we'll uncover why it has become a cornerstone in modern engineering solutions.

James Yang

Jun 17, 2025

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