Overview of Cordierite mullite ceramic hollow board

Mullite ceramic, named after the Isle of Mull in Scotland where it was first discovered, is a synthetic or naturally occurring compound of alumina (Al₂O₃) and silica (SiO₂), typically with a composition of 3Al₂O₃·2SiO₂. It is one of the most important engineering ceramics for high-temperature applications due to its exceptional stability and performance under extreme conditions.

Mullite is characterized by its acicular (needle-like) crystal structure, which contributes to its excellent mechanical strength and thermal properties. As a refractory material, it forms the backbone of many industrial processes, serving as a reliable solution where other materials would succumb to thermal shock, creep, or chemical corrosion. Our mullite industrial ceramics are engineered to provide superior purity and consistent density, ensuring long-lasting service life in the most demanding environments.

Features of Cordierite mullite ceramic hollow board

Our mullite ceramic products are distinguished by a unique combination of physical and chemical properties:

• Excellent Thermal Shock Resistance: The low coefficient of thermal expansion (CTE) of mullite allows it to withstand rapid temperature changes without cracking, making it ideal for cycled heating processes.
• High-Temperature Stability: With a high melting point (approx. 1830°C / 3326°F) and low thermal conductivity, it maintains structural integrity and dimensional stability in continuous high-heat environments.
• Low Thermal Expansion: Ensures dimensional accuracy and reduces stress during thermal cycling.
• Good Chemical Inertness: Resistant to corrosion from molten metals, slags, and most chemicals, with the exception of hydrofluoric acid.
• High Creep Resistance: Maintains its shape and strength under long-term mechanical load at elevated temperatures.
• Excellent Dielectric Properties: Possesses high electrical resistivity and a low dielectric constant, making it useful for electrical insulation at high frequencies and temperatures.

Specifications of Cordierite mullite ceramic hollow board

Requirements of Cordierite Mullite Porcelain Hollow Board

Material Composition

Cordierite mullite ceramic hollow boards are made from a mix of cordierite and mullite. This mix gives the board excellent thermal stability and solid resistance to thermal shock. The material is discharged at heats to develop a dense, durable structure with reduced thermal development.

Physical Dimensions

These boards can be found in standard dimensions however can be customized. Common thicknesses range from 10 mm to 50 mm. Size and width usually rise to 600 mm by 600 mm. The hollow design lowers weight while maintaining architectural stamina.

Thermal Features

The board handles temperature levels up to 1300 ° C constantly. It shows really low thermal conductivity– normally between 0.25 and 0.35 W/m · K at room temperature level. This makes it perfect for insulation in high-heat environments. Its coefficient of thermal expansion stays below 2.0 × 10 ⁻⁶/ ° C, which assists prevent fracturing during quick heating or cooling.

Mechanical Stamina

Even with its hollow structure, the board has good compressive strength– commonly above 15 MPa. Flexural strength arrays from 8 to 12 MPa. These values guarantee the board holds up under mechanical stress without breaking conveniently.

Chemical Resistance

Cordierite mullite ceramic stands up to most acids, alkalis, and corrosive gases. It does not respond with usual commercial chemicals, making it safe for usage in severe chemical settings.

Applications

This board is utilized in kiln furniture, warmth exchangers, catalytic converters, and heating system linings. Its light-weight and insulating functions assist improve energy performance and prolong tools life.

Applications of Cordierite mullite ceramic hollow board

Applications of Cordierite-Mullite Porcelain Hollow Boards

High-Temperature Industrial Furnaces

Cordierite-mullite ceramic hollow boards work well in high-temperature commercial heaters. They manage warm up to 1,400 ° C without splitting or contorting. Their low thermal expansion maintains them steady during quick heating and cooling down cycles. Factories use these boards as shelves, sustains, or insulation layers inside kilns and heaters.

Catalytic Converters and Exhaust Control

Automakers rely on these ceramic boards in catalytic converters. The product’s permeable framework offers a big surface for chemical reactions. It assists break down harmful gases from car exhaust. The board stays strong even when temperatures change swiftly. This makes it optimal for cleaning up car discharges.

Warmth Exchangers and Thermal Insulation

These boards also serve in warm exchangers. Their hollow design reduces weight while keeping good warmth resistance. Air or gas moves with the networks, allowing reliable warmth transfer. At the same time, the ceramic blocks extra heat loss. Building contractors use them in systems that need light, protecting parts that won’t melt or degrade.

Ceramic and Glass Manufacturing

In glass and ceramic manufacturing, the boards work as setters or carriers. Products remain on them throughout firing. The product does not react with glazes or liquified glass. It likewise stands up to thermal shock, so it lasts longer than metal trays. This cuts downtime and substitute costs in hectic factories.

Environmental and Energy Devices

Power plants and waste treatment systems utilize cordierite-mullite boards also. They support filters and stimulants in severe problems. The ceramic manages corrosive gases and high warm without damaging down. Its longevity indicates much less maintenance and much better performance with time.

Company Introduction

Welcome to Eduloc, a leading global supplier of high-quality ceramic grinding balls. Our product range includes Zirconia (ZrO₂), Alumina (Al₂O₃), and Silicon Carbide (SiC) grinding balls, designed for industries such as mining, chemicals, coatings, electronics, and pharmaceuticals. We are committed to providing durable and efficient grinding solutions tailored to our customers’ diverse needs. With advanced manufacturing technology and stringent quality control, our ceramic grinding balls excel in wear resistance, corrosion resistance, and thermal stability. Partner with us for reliable products and exceptional service that enhance your production efficiency and reliability.

If you have any questions, please feel free to contact us.

Payment Methods

T/T, Western Union, Paypal, Credit Card etc.

Shipment Methods

By air, by sea, by express, as customers request.

5 FAQs of Cordierite mullite ceramic hollow board

Frequently Asked Questions About Cordierite Mullite Ceramic Hollow Boards

What is a cordierite mullite ceramic hollow board?

It is a lightweight, heat-resistant ceramic panel made from cordierite and mullite minerals. The board has a hollow internal structure, which lowers its weight while keeping strong mechanical performance. It is often used in high-temperature environments like kilns and furnaces.

Why choose this material over others?

Cordierite mullite offers excellent thermal shock resistance. It expands very little when heated, so it won’t crack easily under sudden temperature changes. Compared to regular ceramics or metals, it lasts longer in extreme heat and saves energy due to its low thermal conductivity.

Where are these boards commonly used?

They are widely used in industrial kilns, heat treatment equipment, and exhaust systems. You’ll also find them in catalytic converters, burner nozzles, and insulation layers for high-temperature ovens. Their stability at high heat makes them ideal for demanding thermal applications.

How durable are they?

These boards are highly durable under continuous high temperatures—often up to 1300°C (2372°F). They resist wear, corrosion, and deformation. The hollow design does not weaken the structure; instead, it helps maintain strength while reducing overall mass.

Are they easy to install and handle?

Yes. Their lightweight nature makes them easier to cut, move, and install than solid refractory bricks. Standard tools can shape them if needed. Always follow safety guidelines when handling, as sharp edges may occur during cutting or transport.