Refractory GJM Mullite Insulation Brick GJM-23

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 10 m.t.

Supply Capability:: 1000 m.t./month

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Specifications

mullite insulation brick
1. Low thermal conductivity
2.High hot compressive strength
3.Perfect Energy saving

Light weight mullite insulation furnace bricks refractory for sale

Advantage

1. Low thermal conductivity
2.High hot compressive strength
3.Perfect Energy saving

Description:

Lightweight mullite kiln bricks refractory for sale are made from good quality and superpure raw materials, with strictly classified fillings according to their grades. These fillings can form a uniform pore structure after burnt during the process of manufacture. Each grade of products has unique design to meet different thermal, physical and chomical demands.

Application:

Mullite insulation furnace bricks refractory material can be used in linings or heat-insulating materials of the industries, such as, ethylene pyrolysis furnaces, tubular furnaces, reforming furnaces of synthetic ammonia, gas generators and high-temperature shullte kilns, etc

Mullite Insulation furnace refractory material can be used as working lining, where contact with flames directly. This kind of brick can save the kiln energy very much

Q:Are insulating fire bricks resistant to oil and gas?: Insulating fire bricks are generally resistant to oil and gas. These bricks are made from high temperature materials such as alumina and silica, which provide excellent thermal insulation properties and can withstand high temperatures. They are commonly used in industries where there is exposure to heat, such as in furnaces, kilns, and fireplaces. However, it is important to note that the resistance to oil and gas can vary depending on the specific composition and manufacturing process of the insulating fire bricks. Some bricks may have a higher resistance to oil and gas compared to others. To ensure the best resistance to oil and gas, it is recommended to use insulating fire bricks that are specifically designed for such applications. These bricks are often referred to as oil and gas resistant fire bricks and are manufactured with additional additives or coatings that enhance their resistance to these substances. In summary, while insulating fire bricks are generally resistant to oil and gas, it is advisable to use bricks that are specifically designed for such applications to ensure optimal performance and longevity.

Q:Can insulating fire bricks be used in chimneys or flues?: Yes, insulating fire bricks can be used in chimneys or flues. These bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for lining chimneys and flues to prevent heat transfer and improve overall efficiency.

Q:What is the recommended method for installing insulating fire bricks?: The recommended method for installing insulating fire bricks involves several steps to ensure proper insulation and structural integrity. Here is a step-by-step guide: 1. Prepare the surface: Make sure the surface where the insulating fire bricks will be installed is clean and free from debris. Remove any loose or damaged bricks from the area. 2. Measure and plan: Measure the area where the bricks will be installed and plan the layout accordingly. Take into consideration any openings or corners that may require special cutting or shaping of the bricks. 3. Cut the bricks: Use a diamond blade saw or a masonry saw to cut the insulating fire bricks to the desired size and shape. Wear appropriate protective gear, such as safety goggles and a dust mask, when cutting the bricks. 4. Apply adhesive: Apply a thin layer of refractory adhesive or mortar to the surface where the first brick will be placed. Spread the adhesive evenly using a trowel or a notched trowel. 5. Place the bricks: Carefully place the first brick onto the adhesive, pressing it firmly into place. Ensure that it is level and aligned with the adjacent bricks. Repeat this step for the remaining bricks, leaving a small gap between each brick for expansion. 6. Fill the gaps: Fill the gaps between the bricks with refractory mortar, using a trowel or a grout bag. Press the mortar firmly into the gaps to ensure a tight seal. 7. Allow for curing: Let the adhesive and mortar cure for the recommended time, usually 24 to 48 hours. This will ensure that the bricks are securely bonded and ready for use. 8. Test and insulate: After the curing period, test the installation by gently tapping the bricks to check for stability. Once confirmed, you can proceed with insulating the surrounding area if required, following the manufacturer's instructions. Remember to always follow the specific instructions provided by the manufacturer of the insulating fire bricks and any adhesive or mortar being used. Additionally, it is advisable to consult with a professional or experienced installer if you are unsure about any step of the installation process.

Q:How thick should the insulation layer be when using insulating fire bricks?: The thickness of the insulation layer when using insulating fire bricks depends on various factors such as the desired level of insulation, the temperature of the surrounding environment, and the specific application or purpose of the insulation. In general, insulating fire bricks are designed to provide excellent thermal insulation, which means they are capable of reducing heat transfer effectively. However, the thickness of the insulation layer should be determined based on the specific requirements of the project. For applications where high-temperature insulation is needed, a thicker layer of insulating fire bricks is typically recommended. This is because a thicker layer can provide better insulation and reduce heat loss more effectively. Additionally, a thicker insulation layer can also enhance the overall structural integrity of the insulation system. On the other hand, for applications where lower temperature insulation is needed or for projects with space constraints, a thinner layer of insulating fire bricks may be sufficient. In such cases, it is important to consider the specific thermal conductivity properties of the insulating fire bricks being used and ensure that the desired insulation requirements are met. It is also worth noting that insulation requirements may vary based on local building codes, safety regulations, and industry standards. Therefore, it is advisable to consult with professionals or experts in the field to determine the optimal thickness of the insulation layer when using insulating fire bricks for a specific project.

Q:Are insulating fire bricks resistant to erosion from flowing gases or liquids?: Generally, insulating fire bricks exhibit resistance to erosion caused by flowing gases or liquids. These bricks are designed to possess excellent thermal insulation properties and the ability to withstand high temperatures, making them suitable for a wide range of industrial uses. The bricks are constructed from lightweight refractory materials with low porosity, which aids in minimizing the infiltration of gases and liquids. Moreover, insulating fire bricks often exhibit chemical inertness, further enhancing their erosion resistance. However, it is crucial to acknowledge that the erosion resistance of these bricks may vary depending on factors such as composition, manufacturing process, and the characteristics of the flowing gases or liquids. Therefore, it is advisable to consult the manufacturer or a qualified expert to assess the suitability of insulating fire bricks for a specific application.

Q:Can insulating fire bricks withstand thermal shock?: Yes, insulating fire bricks are designed to withstand thermal shock due to their high temperature resistance and low thermal conductivity. They are made to endure rapid changes in temperature without cracking or breaking, making them suitable for various high-temperature applications.

Q:Are insulating fire bricks resistant to vibrations?: Insulating fire bricks, although renowned for their exceptional thermal insulation properties, usually lack resistance against vibrations. Typically, these bricks are crafted from lightweight materials like ceramic fibers, vermiculite, or perlite, which do not possess notable capabilities to dampen or absorb vibrations. Hence, if a particular application necessitates vibration resistance, it would be prudent to explore alternative materials or designs that are better suited for such circumstances.

Q:Can insulating fire bricks be used in the construction of foundry furnaces?: Certainly, foundry furnaces can utilize insulating fire bricks in their construction. These bricks, composed of lightweight materials such as ceramic fibers, vermiculite, or perlite, possess excellent insulating properties. With their ability to withstand high temperatures, they are deemed appropriate for foundry furnaces. To endure the intense heat generated during metal melting, foundry furnaces necessitate materials that are heat-resistant. Insulating fire bricks, with their exceptional heat transfer resistance, effectively minimize heat loss within the furnace. Consequently, they are an ideal choice for insulating the furnace's walls and floor, thereby enhancing energy efficiency and reducing fuel consumption. Furthermore, the lightweight nature of insulating fire bricks facilitates their handling and installation during furnace construction. Their lightweight composition also reduces the overall weight of the furnace structure, making it more portable and easier to relocate, if necessary. In summary, due to their outstanding insulating properties, heat resistance, and lightweight characteristics, insulating fire bricks are a suitable option for constructing foundry furnaces. By improving efficiency and performance while enduring the extreme temperatures required for metal melting, they prove to be highly advantageous.

Q:Can insulating fire bricks be used in oil refineries?: Yes, insulating fire bricks can be used in oil refineries. These bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for various industrial applications, including oil refineries. They help to reduce heat loss, improve energy efficiency, and protect the surrounding equipment and structures from extreme heat.

Q:What is the typical flexural strength of an insulating fire brick?: The typical flexural strength of an insulating fire brick can vary depending on the specific composition and manufacturing process. However, on average, insulating fire bricks have a flexural strength range of 1-10 megapascals (MPa).

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