The black FR4 PCB insulation board, also known as fiberglass board, is a versatile material widely used for wall and ceiling decorations, injection molding, and high-performance electronic insulation, known for its sound absorption, insulation, environmental friendliness, and flame retardant properties.
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FR-4 is a fire-resistant material grade used in circuit boards, known for its high-temperature resistance, corrosion resistance, mechanical strength, insulation performance, dimensional stability, and environmental friendliness, and is commonly used in electronic manufacturing, power systems, and mechanical systems.
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