Insulating Fire Brick:Low Conductivity Mullite Refractory Brick
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
You Might Also Like
CNBM conforms strictly to the requirements of ISO 9000 quality control system during the production. MSDS is also available if you want. The thermal insulation fire clay brick meet with the requirements of ASTM & JIS standards. So pls stay cool with our quality.
Brief discription for Alumina Fire Brick
CNBM Alumina Fire Brick are classified according to alumina content ranging from 48% to 90%.
CNBM Alumina Fire Brick are commonly used in blast furnace, hot blast furnace, the roof of electric furnace, teeming ladle, rotary kiln, regenerator, etc.
Brief features for Alumina Fire Brick
◆Low thermal conductivity
◆Excellent acid and base slagging resistance
◆High refractoriness
◆Excellent thermal shock resistance
◆Excellent mechanical strength
◆Good spalling resistance and wear resistance.
◆Good corrosion resistance.
◆High-temperature creep rate is quite low.
◆Good volume stability at high temperature.
◆Low bulk density, low thermal conductivity, good thermal insulation performance.
Technical data for high aluminia bricks
ITEM | UAL48 | UAL55 | UAL65 | UAL75 | UAL80 | UAL85 | ALP80 |
Refractoriness, ℃ | 1750 | 1770 | 1790 | 1790 | 1810 | 1810 | 1810 |
Apparent Porosity,% | 22 | 22 | 23 | 23 | 20 | 20 | 18 |
C.C.S, Mpa | 39 | 44 | 49 | 53 | 55 | 60 | 100 |
Refractories Under Load (0.2Mpa)，℃ | 1420 | 1470 | 1500 | 1520 | 1500 | 1520 | 1550 |
Reheating Linear Change,% | 1450℃x2h 0.1～-0.4 | 1500℃x2h 0.1～-0.4 | 1500℃x2h 0.1～-0.4 | 1500℃x2h 0.1～-0.4 | 1550℃x2h -0.5～+0.5 | 1550℃x2h -0.5～+0.5 | 1550℃x2h -0.5～+0.5 |
Al2O3 Content , % | 48 | 55 | 65 | 75 | 80 | 85 | 82 |
Why us
Professional fire brick manufacturer. We have being specialized in producing refractory fireclay brick for more than 40 years so that we can guarantee a stable quality.
Guaranteed quality. Our production process conforms strictly to the requirements of ISO9000 quality management system. Quality inspection is carried out in every links of our production. SGS third party inspection is available.
Sound after sales service. We provide sound after sales service. We provide 24 hours’ consultation service. We are ready to answer your consultations at any time.
- Q: Are insulating fire bricks suitable for outdoor applications?
- Insulating fire bricks are generally unsuitable for outdoor use. They are designed for high-temperature environments like kilns, furnaces, and industrial settings, offering excellent thermal insulation and withstanding extreme heat. Nevertheless, insulating fire bricks are vulnerable to moisture, rain, and harsh weather conditions outdoors. They can easily be damaged and are not resistant to freezing and thawing, leading to cracks and breakage. For outdoor applications, it is advisable to opt for fire bricks specifically designed for such purposes. These bricks are typically made of dense clay or other materials that can endure moisture and weather conditions. They are more robust and offer superior protection against the elements. Before choosing the appropriate fire bricks for your outdoor needs, it is essential to take into account the specific requirements and conditions of your application. Seeking guidance from a knowledgeable professional or supplier in fire bricks can ensure that you select the suitable product for your requirements.
- Q: Can insulating fire bricks be used in the construction of lime calciners?
- Yes, insulating fire bricks can be used in the construction of lime calciners. Lime calciners require high temperatures to produce lime, and insulating fire bricks are designed to withstand and retain heat. These bricks have low thermal conductivity, allowing them to effectively insulate the calciner and prevent heat loss. Additionally, insulating fire bricks are lightweight, making them easier to handle and install in the construction of lime calciners.
- Q: Do insulating fire bricks require a protective coating for outdoor use?
- Insulating fire bricks are specifically designed to withstand high temperatures and provide thermal insulation. While they are commonly used in indoor applications such as kilns, furnaces, and fireplaces, they can also be utilized for outdoor purposes. However, whether insulating fire bricks require a protective coating for outdoor use depends on the specific circumstances and environment in which they will be employed. In general, insulating fire bricks are made of materials like clay or alumina silicate, which possess inherent resistance to weathering and environmental factors. They can endure exposure to rain, snow, and even extreme temperatures without significantly deteriorating. These bricks are often classified as refractory materials due to their ability to withstand heat, making them highly durable in outdoor settings. Nevertheless, there may be certain situations where it is advisable to apply a protective coating to insulating fire bricks for additional safeguarding. For instance, if the bricks will be continuously exposed to harsh weather conditions, prolonged UV radiation, or corrosive substances, a protective coating can enhance their longevity. The choice of coating will depend on the specific requirements and expected conditions. Various options are available, including high-temperature paint, ceramic coatings, or silicone-based sealants. These coatings can provide an extra layer of protection against moisture, chemicals, and temperature fluctuations, ensuring the bricks maintain their insulation properties and structural integrity over time. In summary, insulating fire bricks are generally suitable for outdoor use without requiring a protective coating, as they are specifically designed to withstand high temperatures and adverse weather conditions. However, if the bricks will be exposed to particularly harsh or corrosive environments, applying a suitable protective coating can provide additional durability and ensure their longevity. It is always recommended to consult with experts or manufacturers for specific guidance based on the intended use and outdoor conditions.
- Q: Can insulating fire bricks be used for insulation in steam boilers?
- Insulation in steam boilers can indeed be achieved by utilizing insulating fire bricks. These bricks have been specifically engineered to endure elevated temperatures and possess exceptional thermal insulation attributes. They find widespread employment in a multitude of insulation-demanding applications, one of which is steam boilers. By creating a shield that inhibits heat transmission to the surrounding surroundings, insulating fire bricks effectively curtail heat loss and boost energy efficiency in steam boilers. Furthermore, their lightweight composition and porous structure facilitate effortless handling and installation within steam boilers. Consequently, insulating fire bricks are an optimal preference for steam boiler insulation, as they contribute to augmenting their functionality and curtailing energy consumption.
- Q: Can insulating fire bricks be used in contact with molten metal?
- Yes, insulating fire bricks can be used in contact with molten metal. Insulating fire bricks are specially designed to withstand high temperatures and are commonly used in industrial applications where they come into contact with molten metal. These bricks have a high resistance to thermal shock and are able to withstand the intense heat generated by molten metal. Additionally, insulating fire bricks have low thermal conductivity, which helps to minimize heat loss and improve energy efficiency. However, it is important to ensure that the specific type of insulating fire brick being used is suitable for the particular type of molten metal and the temperature range it will be exposed to, as different metals have different melting points and may require more specialized refractory materials.
- Q: Can insulating fire bricks be used in drying ovens?
- Yes, insulating fire bricks can be used in drying ovens. Insulating fire bricks are designed to have low thermal conductivity, which makes them an excellent choice for applications that require heat insulation, such as drying ovens. These bricks can withstand high temperatures and provide insulation to help maintain the desired temperature inside the oven, while also reducing heat loss to the surroundings. Additionally, insulating fire bricks are lightweight and easy to install, making them a practical choice for use in drying ovens.
- Q: Can insulating fire bricks be used for insulation in heat recovery systems?
- Yes, insulating fire bricks can be used for insulation in heat recovery systems. Insulating fire bricks are specifically designed to withstand high temperatures and provide effective thermal insulation. They have low thermal conductivity, which means they can minimize heat loss and maximize heat recovery in a system. These bricks are often used in various industrial applications such as kilns, furnaces, and ovens, where temperature control and energy efficiency are important. Therefore, they can be a suitable choice for insulating heat recovery systems, helping to optimize the recovery and utilization of waste heat.
- Q: Can insulating fire bricks be used in low-temperature applications as well?
- Yes, insulating fire bricks can be used in low-temperature applications. Insulating fire bricks are designed to have high thermal insulation properties, which means they can effectively prevent heat transfer. This makes them suitable for use in both high-temperature and low-temperature environments. In low-temperature applications, insulating fire bricks can help to minimize heat loss and maintain a stable temperature. They can be used to insulate walls, floors, and roofs of structures or equipment that require temperature control, such as cold storage facilities, refrigerators, or freezers. Insulating fire bricks are also commonly used in low-temperature furnaces and kilns, where they help to minimize energy consumption and maintain a consistent temperature throughout the heating process. Their high insulating properties ensure that the heat generated inside the furnace or kiln is effectively contained, reducing heat loss and improving overall energy efficiency. Furthermore, insulating fire bricks are lightweight and easy to handle, making them convenient for various low-temperature applications. They are also resistant to thermal shock and offer excellent structural stability, ensuring long-lasting performance even in challenging environments. Overall, insulating fire bricks can be effectively utilized in low-temperature applications to enhance energy efficiency, temperature control, and structural stability.
- Q: Do insulating fire bricks require any curing or drying time before use?
- No, insulating fire bricks do not require any curing or drying time before use. They are ready to be used immediately after installation.
- Q: Can insulating fire bricks be recycled?
- Certainly, it is possible to recycle insulating fire bricks. These bricks are commonly composed of clay, alumina, and silica, among other materials, that can be disassembled and repurposed. The recycling process entails crushing the bricks into smaller fragments, subsequently utilizing them as aggregate in diverse construction projects. By adopting this method, waste is diminished, and resources are conserved, rendering it an eco-friendly alternative to disposing of these bricks. Furthermore, certain companies provide dedicated recycling programs for insulating fire bricks, enabling both individuals and businesses to conveniently recycle them instead of resorting to landfills.
Send your message to us
Insulating Fire Brick:Low Conductivity Mullite Refractory Brick
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
Similar products
Hot products
Hot Searches
Related keywords
