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What are the advantages of FR-4 epoxy board?

The 3240 and FR-4 are two common types of epoxy boards, and many people think they are the same. But in fact, they are not, and the FR-4 epoxy board has an advantage in performance.

Advantage 1: Good flame retardant performance.
The FR-4 epoxy sheet is an improved version of the 3240 epoxy fiberglass board. The flame retardant properties of FR-4 epoxy board meet the national UL 94V-0 standard.

  Advantage 2: The color is pure.
Its color is very natural, and the color of the 3240 epoxy board is a bit blinking. It doesn't look very natural. Most of the colors are not very uniform.

  Advantage three: no radiation, environmental protection.
The 3240 epoxy fiberglass board is halogen-containing and is not environmentally friendly to the human body. Nor is it in line with the country's green sustainable development strategy. The FR-4 epoxy board is non-radiative and green.

  Advantage 4: Good dimensional stability.
FR-4 epoxy board will not be affected by the environment, it is also beneficial to people's processing. It also helps to maintain the tightness of the instrument.

  Advantage 5: Low water absorption.
The FR-4 epoxy board has a low water absorption, which is very helpful for its use in power transformers and other equipment.
 FR-4 epoxy board

     ZTELEC is a private high-tech enterprise integrating scientific research, development, production, sales and service. It mainly develops, produces and sells electrical insulating materials, laminates (3240, FR4, bakelite, etc.), SMC (unsaturated polyester). Glass fiber reinforced molding compound)
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