Overview of Refractory Cordierite Mullite Ceramic Solid Plate Load Bearing Board Used for Ceramic Kiln Shelves

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 Refractory Cordierite Mullite Ceramic Solid Plate Load Bearing Board Used for Ceramic Kiln Shelves

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 Refractory Cordierite Mullite Ceramic Solid Plate Load Bearing Board Used for Ceramic Kiln Shelves

Refractory Cordierite Mullite Ceramic Solid Plate– Load-Bearing Board for Kiln Shelves

Material Structure

This load-bearing board is made from high-purity cordierite and mullite. Both products are mixed in specific ratios to create a strong, heat-resistant ceramic body. The final product reveals excellent thermal shock resistance and structural security at heats.

Trick Specifications

Functioning Temperature: Approximately 1,400 ° C( 2,552 ° F)continually.
Density: 2.4– 2.6 g/cm TWO.
Porosity: Low open porosity (under 18%) helps in reducing glaze bond and contamination.
Flexing Stamina: Minimum 45 MPa at area temperature; maintains over 30 MPa at 1,300 ° C. Thermal Expansion Coefficient: Extremely low– around 1.5 × 10 ⁻⁶/ ° C (25– 1,000 ° C)– which prevents cracking during quick home heating or air conditioning.
Dimensions: Requirement sizes include 300 × 300 mm, 450 × 450 mm, and 600 × 600 mm. Density options range from 10 mm to 25 mm. Custom dimensions are readily available upon request.

Efficiency Features

The board stays level and inflexible also after duplicated firing cycles. It stands up to warping, sagging, and deformation under heavy lots. Its smooth surface minimizes sticking of ceramic ware, making discharging simpler and minimizing item damages. The product additionally has great chemical inertness, so it does not react with typical glazes or kiln ambiences.

Applications

This strong plate is perfect for usage as a kiln shelf in electrical, gas, or wood-fired ceramic kilns. It supports hefty ceramic, porcelain, and technological ceramics during firing. Potters, tile manufacturers, and commercial ceramic manufacturers count on it for regular outcomes and long service life. The board works well in both periodic and continuous kiln procedures.

Applications of Refractory Cordierite Mullite Ceramic Solid Plate Load Bearing Board Used for Ceramic Kiln Shelves

Refractory Cordierite Mullite Ceramic Solid Plate– Kiln Rack for Heavy-Duty Use

Engineered for Strength and Stability

This strong plate is made from high-purity cordierite and mullite. The mix provides it excellent warmth resistance and solid load-bearing capability. It functions well in ceramic kilns where temperatures go above 1300 ° C. The board keeps its sizes and shape also after several home heating and cooling down cycles. Why pick this kiln shelf? It resists thermal shock much better than many standard shelves. That suggests fewer cracks or breaks throughout rapid temperature modifications. Its reduced thermal expansion helps it remain level under hefty loads. Potters and ceramic makers count on it to hold big or thick ware without warping.

Built for Long Service Life

The dense framework of home plate obstructs polish drips and chemical vapors. This protects the shelf from rust and surface damage. Cleaning up is simple– just sweep aside deposit after cooling down. No special therapy is needed between firings. Consistent performance matters. Each board is fired at heat before shipping. This pre-shrinking step makes certain stability during your own firing procedure. You obtain a level, degree surface area every single time– critical for precision work like floor tile or sanitaryware manufacturing.

Ideal for Industrial and Workshop Kilns

Whether you run a small workshop or a large factory, this shelf fits electrical, gas, or wood-fired kilns. It supports heavy heaps without drooping. Its consistent composition prevents locations that can wreck completed pieces. Trusted by professionals. Ceramic artists, ceramic tile producers, and technological ceramic manufacturers utilize this board daily. It reduces waste, conserves power, and lowers downtime. Simply put your ware on it and fire with self-confidence.

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 Refractory Cordierite Mullite Ceramic Solid Plate Load Bearing Board Used for Ceramic Kiln Shelves

Frequently Asked Questions

What is this board made of?

This load bearing board is made from cordierite and mullite ceramic. These materials give the board strong heat resistance and low thermal expansion. That means it will not crack or warp easily during repeated heating and cooling cycles in a kiln.

Why choose this board over regular kiln shelves?

Regular kiln shelves may bend or break under heavy loads at high temperatures. This cordierite-mullite board stays flat and strong even when supporting heavy ceramic ware. It also lasts longer because it resists thermal shock better than standard shelves.

What temperature can it handle?

The board works well up to 1,400°C (2,550°F). It keeps its shape and strength across many firing cycles within this range. Do not exceed this limit, or the board may weaken or fail.

How do I clean and maintain it?

After each use, let the board cool completely. Brush off any dust or glaze drips with a stiff brush. Do not use water or cleaning chemicals—they can damage the surface. Store the board in a dry place to avoid moisture absorption.

Can I cut or drill this board myself?

No. The board is very hard and brittle. Trying to cut or drill it without proper tools can cause cracks or breakage. If you need a custom size, order it from the manufacturer instead. They can shape it safely before firing.