China Glazed Furnace Door Brick Manufacturers and Suppliers - Factory Direct Price

Your Professional Glazed Furnace Door Brick Supplier

Shandong Luming New Materials Technology Co., LTD covers an area of 62 acres(approx. 41,000㎡),offers end-to-end production solutions. We are fully equipped with facilities for raw material crushing and pulverizing, automated castable batching, precast block molding, tunnel drying, high-temperature shuttle kiln firing, and precision processing of both precast and fired products, ensuring we can fulfill the requirements of customers in any industry.Shandong Luming New Materials Technology Co., LTD Founded in 2003, it is the largest unshaped refractory material production enterprise in Shandong Province, located in Zhoucun District, Zibo City.

Glazed Furnace Door Brick for coke oven
50% Al2O3 Glazed Furnace Door Brick is a specialized refractory material used for lining the inside of furnace doors in high-temperature industrial kilns and furnaces. Their main characteristic is...
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Why Choose Us

Quality Assurance
Our company obtained ISO9001 International Quality Management System certification from the China Quality Certification Centre (CQC) in 2006.

After-Sale Service
Professional and thoughtful after -sales team, let you worry about us after -sales Intimate service, strong after -sales team support.

Custom-Engineered Solutions
By pioneering new energy-saving refractory materials and innovating kiln lining designs, we dedicate ourselves to helping clients achieve energy conservation and emission reduction goals.

Production Market
We have established long-term business cooperation and joint product R&D projects with leading design institutes, including:Dalian Design & Research Institute of ACRE (Coking & Refractory Engineering Consulting Corporation, MCC)),Shandong Metallurgical Design Institute Co., Ltd,Changsha Research Institute of Mining and Metallurgy (CRIMM), Minmetals.

Advantages of Glazed Furnace Door Brick

Color and Texture Options
One of the most exciting aspects of Glazed Furnace Door Brick is the myriad of color and texture options available. From bold and vibrant hues to subtle, neutral tones, Glazed Furnace Door Brick offer endless possibilities for customization.

Aesthetic Appeal
The aesthetic appeal of Glazed Furnace Door Brick is unparalleled. Their ability to reflect light and create a dynamic interplay of colors adds a unique dimension to any building. Whether used for accent walls, façades, or intricate patterns, Glazed Furnace Door Brick have the power to transform ordinary spaces into visually stunning works of art.

Practical Aspects
Beyond their visual allure, glazed Glazed Furnace Door Brick practical advantages. The glaze acts as a protective barrier, making the bricks impervious to liquids and gases. This not only enhances their longevity but also reduces the need for frequent maintenance. The surface of glazed bricks makes them easy to clean, ensuring that their beauty endures over time as their color does not fade. And, like all brick, Glazed Furnace Door Brick are fireproof, noise cancelling, and energy efficient, keeping structures cool in warm temperatures, and warm in cool temperatures.

50% Al2O3 Glazed Furnace Door Brick manufacturers

50% Al2O3 Glazed Furnace Door Brick factory

Durability and Maintenance
Glazed Furnace Door Brick are renowned for their durability, making them a reliable choice for various construction projects. Their resistance to harsh weather conditions and wear ensures that buildings retain their elegance for years to come. Maintenance is minimal, requiring only occasional cleaning to preserve the glossy finish and vibrant colors.

Sustainability Considerations
In the era of eco-conscious construction, Glazed Furnace Door Brick stand out as a sustainable choice due to the fact they contain recycled content. The ceramic base material is environmentally friendly, and the firing process is optimized for energy efficiency – having only to be fired once. Additionally, the longevity and low maintenance requirements contribute to the overall sustainability of glazed bricks in modern construction.

Versatility in Applications
The versatility of Glazed Furnace Door Brick knows no bounds. Suitable for both interior and exterior applications, these bricks can be used to create captivating feature walls and eye-catching facades. Their adaptability to various design styles, from contemporary to traditional, makes them a favorite among architects and builders seeking flexibility in their projects.

Specification

Item
Al₂O₃≥	50
MgO ≥	3.0
Bulk Density, g/cm³ ≥	2.1--2.4
Apparent Porosity,% ≤	28
Cold Crushing strength, MPa ≥	45
Thermal Shock Resistance,1100℃ water-cooled,Times ≥	50

Material

Item		Bottom brick
Refractoriness (℃)		1760
Bulk Density (kg/m3)		2200
Apparent Porosity (%)		≤24
Cold Crushing Strength (MPa)		≥29.4
Reheat test Permanent linearchange after heating At	(1350℃%,3h)	-
	(1400℃%,2h)	-
	(1450℃%,3h)	0~-0.4
0.2 MPa soft under load （%)		≥1400
Al2O3 (%)		≥42
Fe2O3 (%)		≤1.7

Process of Glazed Furnace Door Brick

Base Material Preparation:Refractory materials (silica, clay, or high-alumina) are crushed, proportioned, and mixed to form a brick body.The mixture is pressed or cast into specific shapes based on furnace door design requirements.

Glaze Formulation: The glaze is typically composed of silicates, oxides ( alumina, silica), and fluxing agents, tailored to the furnace's operating environment for high-temperature stability and corrosion resistance.The glaze is ground into fine particles to ensure uniform application.

Glazing

The glaze is applied to the brick surface via spraying, dipping, or brushing.
The glaze thickness must be precisely controlled-too thick may lead to cracking, while too thin reduces protective effectiveness.

High-Temperature Firing

The glazed brick is fired at high temperatures (typically 1,200–1,400°C), allowing the glaze to melt and bond with the base material, forming a dense glaze layer.The firing process requires controlled heating and cooling rates to ensure strong bonding and prevent cracking.

Cooling and Inspection

The fired bricks are slowly cooled to avoid thermal stress cracking, followed by quality inspections to verify dimensions, glaze quality, and performance.

Applications of Glazed Furnace Door Brick

Coke Oven Doors

In the coking industry, furnace doors endure high temperatures and coke adhesion. Glazed bricks prevent coke buildup, extending door lifespan.

Steel Industry

Blast furnace and hot blast stove doors, resisting molten slag and high-temperature airflow

Metallurgical Industry

Furnace doors for non-ferrous metal smelting furnaces, heat treatment furnaces, and sintering furnaces

Ceramic Industry

Furnace doors for various tunnel kilns, shuttle kilns, roller kilns, and other ceramic firing furnaces.

FAQ

Q: What are the bricks used in furnaces?

A: Refractory bricks
Explanation: Refractory bricks: These are made from fire clay, using the same process as ordinary clay. They are yellowish or light brown coloured brick.

Q: What kind of bricks are heat resistant?

A: Fire Brick is a high heat tolerant dry-pressed clay brick. The most common use of this product is for fireplace installations, indoor/outdoor brick ovens and outdoor kitchens.

Q: How long do heat bricks last?

A: In home fireplaces, pizza ovens, or wood stoves, they can last anywhere from 5 to 10 years with proper care. This lifespan can vary based on how frequently the appliance is used and how well the bricks are maintained.

Q: Do refractory bricks hold heat?

A: Firebricks, with their ability to withstand high temperatures and store heat, offer a promising solution for storing energy. These refractory bricks can be used to store industrial process heat, leveraging excess renewable electricity to create a low-cost, continuous heat source for industry.

Q: What is the best brick to retain heat?

A: Firebricks
Firebricks are manufactured similarly to ordinary masonry bricks but are fired at higher temperatures to achieve partial vitrification. They are more dense, making them more resistant to abrasion, and have lower thermal conductivity, allowing them to absorb heat without transferring it to surrounding materials.

Q: What kind of brick is used for pizza ovens?

A: For the best and safest results, you should use firebricks (also called refractory bricks) for the cooking floor and dome of a pizza oven because they are made from clay and minerals designed to withstand extremely high temperatures without cracking, warping, or exploding. Regular bricks are not suitable for the high heat of a pizza oven and can fail.

As one of the most professional glazed furnace door brick manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to buy glazed furnace door brick at competitive price from our factory.

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