Refractory Mullite Insulating Fire Brick for Heating Furnace
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2000 pc
- Supply Capability:
- 200000 pc/month
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1. Description of High Purity Corundum Brick:
High purity corundum brick SiO2<0.2%, Al2O3>99%, used in petrochemical industry furnace, gasification furnace and large fertilizer equipment, and more than 1600° C super high temperature furnace, liner of furnace. Long life and reliable in quality. We can make different kinds of shape products according the customer's drawing.
2. Main features of High Purity Corundum Brick
1. High compression strength.
2. Top high-temperature capability.
3. Excellent thermal stability.
4. Low thermal conductivity.
5. Powerful penetrating-proof capability.
6. Good erosion-resistance.
7. Long service life.
3. High Purity Corundum Brick Images:
4. Applications of High Purity Corundum Brick:
Mullite lightweight brick plant can be in direct contact with the flame,this insulating brick can be used as linings or as thermal preservation layers in various industrial furnaces and kilns in metallurgical industry, ceramic industry, chemical industry, machinery industry.
such as blast furnace, hot blast stoves ,electric arc furnace, cement kiln,melting furnace, ignition furnace, flue, refining equipment, heating equipment and piping, regeneration device, gas furnace, soaking furnace, annealing furnace, heat reaction chamber and other thermal industrial equipment.
- Q:Are insulating fire bricks resistant to nitrogen oxides?
- Insulating fire bricks are renowned for their exceptional thermal insulation properties and are commonly utilized in high-temperature applications, such as furnaces, kilns, and industrial boilers. Despite their remarkable heat resistance and ability to endure extreme temperatures, their resistance to nitrogen oxides (NOx) can vary based on the bricks' specific composition and manufacturing process. Nitrogen oxides encompass a group of harmful gases generated during combustion processes, particularly at elevated temperatures. These gases can have adverse effects on both human health and the environment. Even though insulating fire bricks possess a high melting point and can endure intense heat, they may not provide adequate resistance to nitrogen oxides independently. To enhance the resistance of insulating fire bricks against nitrogen oxides, additional measures and coatings may be necessary. These measures could involve the application of specialized refractory coatings or the inclusion of specific additives during the manufacturing process to create bricks that are more chemically resistant. It is essential to acknowledge that the resistance of insulating fire bricks to nitrogen oxides may also depend on the specific application and operating conditions. Different types of nitrogen oxides, such as nitrogen dioxide (NO2) or nitric oxide (NO), may have varying effects on the bricks. Therefore, it is advisable to consult the manufacturer or a refractory materials specialist to determine the suitability of insulating fire bricks in a particular environment where the presence of nitrogen oxides is of concern.
- Q:What are the dimensions of insulating fire bricks?
- Insulating fire bricks typically come in various dimensions, depending on the manufacturer and specific application. However, the most common dimensions for insulating fire bricks are 9" x 4.5" x 2.5" (or 230mm x 114mm x 64mm). These dimensions are standard and widely used in the industry. It is important to note that different projects may require different dimensions, and it is always recommended to consult the manufacturer or supplier for the specific dimensions that best suit your needs.
- Q:Can insulating fire bricks be used in the construction of hearths?
- Yes, insulating fire bricks can be used in the construction of hearths. Insulating fire bricks are designed to withstand high temperatures, making them an excellent choice for hearth construction. They have low thermal conductivity, which helps to retain heat and prevent the transfer of heat to the surrounding areas. This makes them ideal for creating a well-insulated and efficient hearth. Additionally, insulating fire bricks are lightweight and easy to handle, making them convenient for construction purposes. Overall, insulating fire bricks are a reliable and practical option for building hearths.
- Q:How do insulating fire bricks affect the overall thermal efficiency of a building?
- Insulating fire bricks can have a significant impact on the overall thermal efficiency of a building. These bricks are designed to have low thermal conductivity, meaning they are effective in reducing heat transfer between different areas of a building. By using insulating fire bricks in the construction of walls, ceilings, and floors, the thermal energy generated within the building can be better retained and distributed. This results in reduced heat loss during colder months and decreased heat gain during warmer months, ultimately leading to improved energy efficiency. Furthermore, the insulation provided by these fire bricks helps to create a more comfortable indoor environment by minimizing temperature fluctuations and reducing the need for excessive heating or cooling. This can result in lower energy consumption and cost savings for the building's occupants. In addition to their thermal insulation properties, insulating fire bricks also have other advantages. They are lightweight, which makes them easier to handle and install. They are also highly durable and resistant to thermal shock, making them ideal for applications where high temperatures are involved, such as fireplaces or kilns. Overall, incorporating insulating fire bricks into the construction of a building can greatly enhance its thermal efficiency, leading to improved energy savings, reduced environmental impact, and increased comfort for its occupants.
- Q:How do insulating fire bricks perform in terms of sound insulation?
- Insulating fire bricks are primarily designed for excellent thermal insulation, but their performance in terms of sound insulation can vary. While they can provide some sound reduction due to their dense and non-porous nature, they are not specifically engineered for soundproofing. The level of sound insulation offered by insulating fire bricks depends on factors such as brick thickness, density, and sound frequency. Generally, insulating fire bricks can somewhat reduce high-frequency noises, but they may not be as effective in blocking low-frequency sounds. For superior sound insulation, specialized acoustic materials or construction techniques may be more appropriate.
- Q:Are insulating fire bricks resistant to weathering?
- Insulating fire bricks have remarkable resistance to weathering. Crafted from top-notch refractory materials, these bricks are engineered to endure severe temperatures and rugged weather conditions. They are designed to exhibit exceptional resistance against thermal shock, erosion, and corrosion induced by exposure to diverse weather elements like rain, snow, wind, and sunlight. Moreover, insulating fire bricks possess resistance to chemical assaults, establishing their durability and suitability for long-term outdoor applications. In summary, the formidable composition and weathering resilience of insulating fire bricks render them a dependable option for insulation and construction needs in outdoor settings.
- Q:Can insulating fire bricks be used as a refractory material?
- Insulating fire bricks can indeed serve as a refractory material, given their specific design for enduring high temperatures and thermal shock. These bricks prove suitable for situations necessitating heat insulation and refractory properties. By virtue of their low thermal conductivity, they effectively diminish heat loss and conserve energy. Industries such as steel, glass, ceramics, and petrochemicals frequently employ insulating fire bricks as lining materials within furnaces, kilns, ovens, and other equipment operating at elevated temperatures. The combination of their capacity to withstand extreme temperatures and insulating characteristics renders them an outstanding option for refractory applications.
- Q:Can insulating fire bricks be used in carbon black reactors?
- Yes, insulating fire bricks can be used in carbon black reactors. Insulating fire bricks are designed to withstand high temperatures and provide excellent thermal insulation. In carbon black reactors, which typically operate at very high temperatures, insulating fire bricks can help to reduce heat loss and improve energy efficiency. Additionally, the insulating properties of these bricks can help to maintain a more stable temperature within the reactor, which is crucial for the carbon black production process. Therefore, using insulating fire bricks in carbon black reactors can be a beneficial choice in terms of both thermal insulation and energy conservation.
- Q:Do insulating fire bricks require special installation techniques?
- Special installation techniques are not necessarily required for insulating fire bricks, although there are certain factors to consider during the installation process. These bricks are designed to withstand high temperatures and provide thermal insulation, making them perfect for lining fireplaces, kilns, furnaces, and other applications that involve high temperatures. Although the installation process may differ depending on the specific application, there are general guidelines to follow. First and foremost, it is crucial to ensure that the surface where the bricks will be installed is clean and free from debris. This will assist in proper adhesion of the bricks and guarantee a secure installation. It is advisable to use a high-temperature refractory mortar or adhesive to bond the bricks together and to the surface. This mortar should be specifically formulated for high-temperature applications to ensure durability and heat resistance. It is essential to adhere to the manufacturer's instructions for mixing and applying the mortar. To maximize the insulating properties of the bricks, it is vital to achieve proper alignment and tight joints during the installation process. This can be accomplished by using a level and a rubber mallet to carefully position the bricks, ensuring they are evenly and tightly placed. Furthermore, it is important to account for the expansion and contraction of the bricks caused by the high temperatures they will be exposed to. This can be accomplished by leaving small gaps between the bricks and using expansion joints or flexible materials in areas where movement is anticipated. Finally, it is recommended to consult the manufacturer's guidelines and recommendations for specific installation techniques and considerations. Different types of insulating fire bricks may have slightly different requirements, so it is important to follow the instructions provided by the manufacturer. In conclusion, while insulating fire bricks do not demand complex installation techniques, it is crucial to pay attention to details and adhere to the recommended guidelines to ensure a successful and long-lasting installation.
- Q:Can insulating fire bricks be used for insulation in walls or roofs?
- Insulating fire bricks have a primary purpose of being used in high-temperature applications like furnaces, kilns, and fireplaces. Although they provide exceptional thermal insulation properties, they may not be the optimal choice for insulating walls or roofs of residential or commercial buildings. It is common for insulating fire bricks to be manufactured using lightweight refractory materials including ceramic fibers or expanded clay. These materials possess high resistance to heat; however, they may not offer sufficient insulation against cold temperatures or moisture. Furthermore, their structural integrity may not be suitable for load-bearing applications or other specific requirements related to walls or roofs. For insulation in walls or roofs, it is generally advised to utilize materials that are specifically designed for building insulation purposes. Examples of such materials include fiberglass batts, spray foam insulation, or rigid foam boards. These materials are more suitable for providing both thermal and moisture resistance, as well as meeting the necessary structural requirements. To summarize, while insulating fire bricks may provide excellent thermal insulation properties, they are not typically recommended for use in walls or roofs. It is advisable to seek guidance from a building professional or insulation specialist to determine the most appropriate insulation materials for your specific needs.
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Refractory Mullite Insulating Fire Brick for Heating Furnace
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2000 pc
- Supply Capability:
- 200000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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