Blog - JingHong

Industry standards

The Complete Guide to FR4 Sheet in 2025

James Yang

Jun 5, 2025

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Market Analysis

The Development History of Insulating Materials

The journey of insulating materials stretches back centuries, evolving from rudimentary natural substances to sophisticated, high-performance solutions that power modern industries. This fascinating progression began with early civilizations harnessing materials like wood, straw, and animal hides to shield against environmental extremes. As scientific understanding deepened, the Industrial Revolution ushered in a wave of innovation, introducing substances like rubber and early ceramics to meet burgeoning electrical demands. The 20th century marked a pivotal era, with synthetic polymers and advanced composites revolutionizing insulation technology. Today, cutting-edge insulating materials, such as aerogels and nanotechnology-enhanced sheets, dominate global markets, catering to diverse sectors from energy to aerospace. This rich history underscores the relentless pursuit of efficiency, safety, and sustainability in insulation advancements.

James Yang

Jun 12, 2025

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Glass Fiber Series

What's the Difference between G10 and FR4?

James Yang

Jun 17, 2025

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Glass Fiber Series

G11 Sheet for High-Temperature Electrical Insulation in Motors and Generators

James Yang

Oct 10, 2026

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Glass Fiber Series

3240 Epoxy Resin Glass Fiber Laminated Sheet for CNC-Machined Electrical Components

James Yang

Oct 10, 2026

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Phenolic Series

3526 Phenolic Cloth Laminated Tube for High-Voltage Transformer and Switchgear Insulation

Caroline Jia

Oct 10, 2026

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Phenolic Series

Can Phenolic Cotton Tube Improve Insulation Performance in High-Load Equipment?

Caroline Jia

Oct 9, 2026

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Glass Fiber Series

3240 Epoxy Resin Glass Fiber Laminated Sheet for Transformer and Switchgear Insulation

James Yang

Oct 9, 2026

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Glass Fiber Series

Can G11 Sheet Maintain Electrical Insulation in High-Temperature Industrial Equipment?

James Yang

Oct 9, 2026

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