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Fiber Ceramic Board: A Brief Introduction

The electronics industry embraces changes daily, from developing chip components to adopting surface mount technology. Also, traditional PCBs are moving toward materials with high density, precision, and reliability–leading to the creation of the fiber ceramic board.

Although it’s a relatively new board type, fiber ceramic boards are more effective for modern electronics miniaturization and assembly technologies. 

We’ll explore the advantages of fiber ceramic boards over traditional variants and more in this article.

Table of Contents

What is a Fiber Ceramic Board?

An electronic circuit board

An electronic circuit board

Ceramic fiber boards have unique designs that incorporate refractory fibers and binders with low organic content. Manufacturers often vacuum process this mixture into boards, giving them impressive mechanical strength after heating.

Plus, they manufacture them in different densities and temperature grades to fit various applications. This PCB type also uses ceramic as a base material and requires higher manufacturing temperatures than other PCBs.

Interestingly, fiber ceramic boards offer the benefits of FR4 and metal substrates in one design, making them incredible thermal conductors and insulators.

What’s more? PCB manufacturers fabricate ceramic fiber boards with LAM technology (Laser Rapid Activation Metalization).

Therefore, these boards are incredibly versatile, and you can use them as alternatives to traditional PCBs. In short, fiber ceramic boards have less complex designs with enhanced performance.

What are the Advantages of Fiber Ceramic PCBs?

A Man inspecting A PCB

A Man inspecting A PCB

Let’s examine the benefits you can enjoy from using fiber ceramic PCBs. 

Heat Dissipation

This benefit is one of the best qualities separating fiber ceramic boards from their traditional counterparts. Since manufacturers place components directly on the board, they won’t add isolation layers—allowing heat to flow through the board more efficiently.

Also, this advantage allows ceramic fiber boards to tolerate high operating temperatures, up to 350 degrees. Further, fiber ceramic boards have low CTE (Coefficient of Thermal Expansion), allowing you to add more compatibility options when designing.


Ceramic fiber offers a stable dielectric property. Regardless of the tough outer shell, these boards resist most chemicals applied during manufacturing.

In truth, this resistance can also protect ceramic boards from moisture, solvents, and other consumables.


Ceramic fiber boards are incredibly durable. The board’s toughness ensures protection from wear and tear damage while providing long-lasting performance.

These boards also have slow-aging properties. So, you won’t replace these boards often. Additionally, the PCB’s high thermal resistance slows down its decomposition process, extending its shelf life.


You can also enjoy increased adaptability and versatility with ceramic fiber PCBs. In truth, you can utilize them as rigid carriers, which helps to provide mechanical stiffness. 

Alternatively, ceramic fiber boards can make fluid and solid components easy to use due to their incredible wear resistance and rough texture.

Concluding Words

Ceramic fiber boards are like enhanced variants of traditional PCBs. As a result, they offer enhanced benefits and can easily replace their standard counterparts in almost any application.

They have increased thermal resistance and heat dissipation. Further, fiber ceramic boards are exceptionally stable and can withstand wear & tear. Also, these boards combine the benefits of FR4 and metal substrates, providing more adaptability and versatility.

Do you have more questions? Be sure to contact us, and we’ll be happy to help.

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Emma Lu
Our professional engineering support saves our customers a lot of trouble and loss. >>>>>> After you place the order, our engineer will conduct technical reviews to make sure the parts can be mounted well/correctly on the boards. We will check if the component packages match well with the Gerber footprints, if the part numbers you provided match well with the descriptions, and if the polarity is clearly marked. >>>>> When your design is ready, please send your Gerber and BOM so we can quote and start!