Blog - JingHong

Phenolic Series

How is Phenolic Cotton Sheet Produced?

Phenolic cotton sheet production is a meticulous process that combines advanced technology with precision manufacturing techniques. The production begins with selecting high-quality cotton fibers, which are then impregnated with phenolic resin. This mixture undergoes a carefully controlled curing process, where heat and pressure are applied to create a dense, uniform sheet material. The resulting product boasts exceptional insulating properties, mechanical strength, and resistance to heat and chemicals. Throughout the manufacturing process, strict quality control measures ensure that each phenolic cotton sheet meets rigorous industry standards for performance and durability. This innovative material finds widespread applications in various industries, from electrical insulation to aerospace components.

Caroline Jia

Jun 25, 2025

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Glass Fiber Series

3240 Epoxy Sheet Applications in Energy and Electronics

James Yang

Jun 25, 2025

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Glass Fiber Series

Flame Retardant FR4 vs G10: Key Differences in Industrial Laminates

When it comes to industrial laminates, FR4 and G10 are two materials that often come up in discussions. Both are widely used in various applications, but they have distinct characteristics that set them apart. FR4 sheet is renowned for its flame-retardant properties and electrical insulation, making it a popular choice in the electronics industry. On the other hand, G10 sheet is prized for its exceptional mechanical strength and dimensional stability, often finding its way into high-performance mechanical applications. Understanding the key differences between these two materials is crucial for engineers and manufacturers to make informed decisions about which laminate best suits their specific needs. This article delves into the unique properties, applications, and performance characteristics of FR4 and G10 sheets, providing valuable insights for those navigating the complex world of industrial laminates.

James Yang

Jun 24, 2025

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Glass Fiber Series

Why FR4 Glass Epoxy is the Backbone of High-Quality Electronic Devices

James Yang

Jun 24, 2025

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Glass Fiber Series

How to Store and Handle FR4 Epoxy Sheets for Long-Term Use Without Performance Loss?

James Yang

Jun 24, 2025

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Phenolic Series

What is CE phenolic?

CE phenolic sheet, short for continuous electrical phenolic, is a high-performance insulating material widely used in the electrical and electronics industries. This advanced composite is crafted by impregnating layers of woven glass fabric or cellulose paper with phenolic resin, resulting in a robust and versatile material. CE phenolic sheet boasts exceptional electrical insulation properties, mechanical strength, and thermal resistance, making it ideal for various applications in electrical systems, transformers, and circuit boards. Its unique combination of characteristics, including low moisture absorption, excellent dimensional stability, and flame-retardant properties, has established CE phenolic as a go-to solution for manufacturers seeking reliable insulation materials in demanding environments.

Caroline Jia

Jun 24, 2025

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Phenolic Series

Why CE Phenolic Sheets Are Ideal for Transformers?

CE phenolic sheets have become the go-to material for transformers due to their exceptional combination of electrical, mechanical, and thermal properties. These sheets offer superior insulation, remarkable heat resistance, and outstanding dimensional stability, making them ideal for the demanding environment within transformers. Their ability to withstand high temperatures while maintaining excellent dielectric strength ensures reliable performance and longevity of transformer components. Moreover, CE phenolic sheets' resistance to oil and moisture, coupled with their flame-retardant properties, significantly enhances the safety and durability of transformer systems. This unique blend of characteristics makes CE phenolic sheets an indispensable material in modern transformer design and manufacturing.

Caroline Jia

Jun 24, 2025

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Glass Fiber Series

Does FR4 Laminate Epoxy Sheet Belong to Composite Material?

James Yang

Jun 23, 2025

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Glass Fiber Series

What are the Specific Uses of FR4 Epoxy Board?

FR4 epoxy board, also known as 3240 epoxy sheet or 3240 epoxy board, is a versatile material with numerous applications across various industries. This flame-retardant, glass-reinforced epoxy laminate is prized for its exceptional electrical insulation properties, mechanical strength, and thermal stability. FR4 Epoxy Board finds extensive use in printed circuit boards (PCBs) for electronic devices, electrical insulation in industrial equipment, and structural components in aerospace and automotive sectors. Its ability to maintain performance under high temperatures and humid conditions makes it indispensable in telecommunications infrastructure, medical devices, and renewable energy systems. The specific uses of FR4 Epoxy Board showcase its adaptability and reliability in meeting diverse engineering challenges.

James Yang

Jun 23, 2025

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