Blog - JingHong

Industry standards

Understanding FR4 Sheet Temperature Specifications

FR4 sheet temperature specifications are crucial for manufacturers and engineers working with electronic components and circuit boards. FR4, a flame-retardant epoxy laminate, is widely used in the electronics industry due to its excellent electrical insulation properties and thermal resistance. Understanding the temperature specifications of FR4 sheets is essential for ensuring optimal performance and longevity of electronic devices. These specifications typically include the glass transition temperature (Tg), decomposition temperature (Td), and maximum operating temperature. By comprehending these parameters, designers can select the most appropriate FR4 epoxy sheet for their specific applications, considering factors such as thermal stress, dimensional stability, and overall reliability in various operating conditions.

James Yang

Jun 12, 2025

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Industry standards

In-Depth Analysis of the Three Major Insulating Laminates

When it comes to insulating laminates, three materials often dominate the conversation: 3240 epoxy board, FR4 fiberglass board, and Bakelite sheet. These laminates are prized for their exceptional electrical insulation, durability, and versatility, making them indispensable across industries worldwide. Each material boasts unique properties tailored to specific applications, from high-voltage machinery to intricate electronic circuits. Understanding their strengths, limitations, and ideal use cases can empower manufacturers to make informed decisions, ensuring optimal performance and longevity in their projects. In this comprehensive exploration, we'll delve into the nuances of these insulating laminates, shedding light on their composition, applications, and comparative advantages, all while highlighting why they remain industry staples in the global market.

James Yang

Jun 12, 2025

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Phenolic Series

Complete Guide to Choosing the Best Bakelite Sheet for ‌Electrical Equipment‌

Caroline Jia

Jun 5, 2025

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Glass Fiber Series

G10 Sheet Guide: Specs, Applications & Buying Tips

James Yang

Jun 5, 2025

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