High Alumina Insulating Fire Brick for Furnace
- Ref Price:
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- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t
- Supply Capability:
- 3000 m.t/month
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Refractory Brick
CMAX firebricks are classified under temperature between 1300℃ to 1700℃, manufactured from high purity alumina clay.
Refractory bricks the main raw material for aluminum silicate fiber cotton, using vacuum
forming production process, operation and add silica sol, aluminum phosphate inorganic binder,
its role is to ensure that the products of the high temperature strength.
Features
1. High refractoriness.
2. Good spalling resistance and wear resistance.
3. Good corrosion resistance.
4. Good thermal shock resistance.
5. High mechanical strength.
6. High-temperature creep rate is low.
7. Good volume stability at high temperature.
Application
Fire brick is widely used in Blast furnaces, Hot Blast Stove, Steel ladle lining, Reheating furnace, Cement kiln, Tunnel kiln,Boiler, Coke oven, Waste incinerators ,Carbon furnace, Glass kiln , Steel smelting furnace and various kiln lining and thermotechnical equipment, etc.
Data Sheet
Classification Temperature (℉/℃) | 3000/1650 |
Bulk Density (g/cm3 ) | ≤1.0 |
Thermal Conductivity | |
800℃, W/m.K | ≤0.39 |
1000℃, W/m.K | ≤0.43 |
1200℃, W/m.K | ≤0.48 |
Reheating Linear Change (%) | 1550℃×12h |
≤0.9 | |
Chemical Composition (%) | |
Al2O3 | ≥75 |
Fe2O3 | ≤0.5 |
Packaging & Shipping
Packaging Details:Be packed in fumigated wooden pallets
Delivery Detail: 30 days after order
Our Services
Optimum solution and product supply of refractories for high temperature industries, such as iron steel, non-ferrous, petrochemical and building materials.
Engineering design, contract and consult for refractories, and civil architecture design.
Research, development, manufacture and sale of superhard materials.
R&D, manufacture and sale of special packing materials for export.
Inspection, supervision and arbitration of refractories.
Consultation and services in refractories information.
Training and cultivation of high-level talents in refractories profession
Sales Network
Company Information
CNBM (China National Building Material) Group is the largest comprehensive building materials group in China that in integrate scientific research, manufacturing and logistics into one entity. The largest building materials and equipment specialists in China. Upon State Council approval, today CNBM owned more than 300 subordinate manufacturing factories and servicing companies. There are 6 fully owned public listed companies and 11 partially owned with substantial shares public listed companies. In many of these fields, CNBM is playing the leading role in the building industry in the country.
FAQ
1. Which products do you have?
We have all kinds of refractory brick, castable, mortar, cement, ceramic fiber products, etc.
Or you could browse our products to choose what you need.
2. Can you give me a brief introduction of the application of your products?
We are mainly specializing in the refractory materials in iron and steel, cement, glass, ceramics, petrochemical, electric power Industry, etc.
3. If I need your offer, what information do you need?
In order to choose suitable products, it will be appreciated to provide us the information, such us specification, technical data, order quantity, products application etc. If any question, please contact us freely.
- Q: Is it necessary to use mortar when installing insulating fire bricks?
- Yes, it is necessary to use mortar when installing insulating fire bricks. Mortar is a crucial component in the installation process as it helps to bond the bricks together, ensuring a tight and secure fit. It also helps to create a strong and durable structure that can withstand high temperatures. Without mortar, the bricks may not be properly secured and could shift or become loose, compromising the integrity of the installation. Additionally, mortar helps to fill in any gaps or spaces between the bricks, providing insulation and preventing heat loss. Therefore, using mortar is essential for a successful and effective installation of insulating fire bricks.
- Q: Can insulating fire bricks be used in the construction of pottery ovens?
- Yes, insulating fire bricks can be used in the construction of pottery ovens. Insulating fire bricks are specifically designed to have excellent thermal properties, such as low thermal conductivity and high resistance to heat. These qualities make them ideal for insulating and retaining heat in pottery ovens, allowing for more efficient and controlled firing of clay and ceramic materials. Additionally, insulating fire bricks are lightweight, which makes them easier to handle and install in the construction process. Overall, the use of insulating fire bricks in pottery ovens helps to create a consistent and even distribution of heat, resulting in improved firing outcomes and energy efficiency.
- Q: Can insulating fire bricks be used in drying ovens?
- Yes, insulating fire bricks can be used in drying ovens. These bricks are designed to withstand high temperatures and provide insulation, making them suitable for use in ovens where drying processes occur. They help to maintain a consistent and efficient heat distribution, ensuring effective drying of the materials inside the oven.
- Q: Can insulating fire bricks be used in the construction of heat storage systems?
- Insulating fire bricks have the potential to be utilized in the construction of heat storage systems. These bricks are specifically designed to possess low thermal conductivity, enabling them to effectively trap and retain heat. They are typically composed of materials such as fire clay, which possess exceptional insulation properties. By incorporating insulating fire bricks, it becomes feasible to minimize heat loss, thereby facilitating efficient heat storage and retention within the system. These bricks can be employed to construct the walls and lining of the heat storage system, ensuring that the stored heat does not dissipate into the surroundings. Furthermore, insulating fire bricks are lightweight and easily manageable, rendering them a convenient option for the construction of heat storage systems. Ultimately, the utilization of insulating fire bricks significantly enhances the thermal efficiency of heat storage systems, consequently contributing to more effective heat management.
- Q: Can insulating fire bricks be used for insulation in flues?
- Yes, insulating fire bricks can be used for insulation in flues. These bricks are designed to withstand high temperatures and provide excellent thermal insulation, making them suitable for lining and insulating flue systems. They help to prevent heat loss, improve energy efficiency, and enhance the overall performance of the flue.
- Q: How do insulating fire bricks compare to other insulation materials like ceramic fiber?
- Insulating fire bricks, otherwise referred to as refractory bricks, are solid and dense bricks composed of various refractory materials such as clay, alumina, and silica. They possess exceptional thermal conductivity and resistance to high temperatures, making them highly durable. These bricks are frequently utilized in industrial furnaces, kilns, and fireplaces to provide insulation and retain heat. On the contrary, ceramic fiber is a lightweight and flexible insulation material made from a combination of alumina-silica and other refractory materials. It is obtainable in various forms like blankets, boards, and modules, allowing for easy cutting and shaping to serve insulation purposes. Ceramic fiber exhibits excellent thermal resistance, low thermal conductivity, and is commonly employed in applications where flexibility and ease of installation are of importance, such as boilers, ovens, and piping systems. Regarding thermal insulation properties, both insulating fire bricks and ceramic fiber possess high heat resistance and low thermal conductivity, enabling them to efficiently prevent heat transfer and retain heat. Nevertheless, insulating fire bricks possess higher density and solidity, rendering them more durable and better suited for heavy-duty applications where mechanical strength is necessary. Conversely, ceramic fiber is lighter in weight and more flexible, facilitating easier installation and exhibiting superior resistance to thermal shock. In terms of cost, insulating fire bricks tend to be pricier when compared to ceramic fiber, primarily due to disparities in manufacturing processes and raw materials used. Insulating fire bricks necessitate high-temperature firing and are made from higher-cost raw materials, while ceramic fiber is produced via a melt-spinning process, making it a more cost-effective option. Ultimately, the selection between insulating fire bricks and ceramic fiber is contingent upon the specific requirements of the application. Insulating fire bricks are ideal for heavy-duty and high-temperature applications that demand durability and mechanical strength, whereas ceramic fiber is better suited for applications that require flexibility, ease of installation, and resistance to thermal shock.
- Q: Can insulating fire bricks be cut to size?
- Indeed, it is possible to alter the dimensions of insulating fire bricks. Usually composed of lightweight refractory substances like expanded clay or vermiculite, insulating fire bricks are quite manageable to cut. Saws or knives are sufficient tools for this task. It is crucial to bear in mind that precautions should be taken while cutting insulating fire bricks to ensure safety. Wearing protective goggles and a dust mask is recommended due to the potential dust and small particles generated during the cutting process. Furthermore, it is advisable to either refer to the manufacturer's instructions or seek professional guidance to guarantee the correct technique and tools are employed for cutting insulating fire bricks.
- Q: Are insulating fire bricks suitable for applications with high mechanical stress?
- Insulating fire bricks are not typically suitable for applications with high mechanical stress. Insulating fire bricks are designed to provide excellent thermal insulation and are made from lightweight materials such as clay, ceramic fibers, or vermiculite. While they excel at providing insulation, they are not as strong or durable as structural fire bricks or other refractory materials. Applications with high mechanical stress, such as heavy-duty furnaces, kilns, or industrial processes that involve significant movement or loading, require fire bricks that can withstand the mechanical forces involved. These types of applications typically use dense fire bricks or refractory materials that have higher compressive strength and resistance to mechanical stress. Using insulating fire bricks in applications with high mechanical stress can lead to cracking, crumbling, or premature failure of the bricks, compromising the integrity and efficiency of the system. Therefore, it is important to carefully select the appropriate type of fire bricks or refractory materials that can withstand the specific mechanical stress requirements of the application.
- Q: Are insulating fire bricks resistant to hydrofluoric acid?
- Insulating fire bricks are not resistant to hydrofluoric acid. Hydrofluoric acid is a highly corrosive substance that can attack and dissolve many materials, including fire bricks. It is important to handle hydrofluoric acid with extreme caution and use appropriate protective equipment when working with this hazardous substance.
- Q: Do insulating fire bricks require any special tools for installation?
- Special tools are necessary for installing insulating fire bricks. Some examples of common tools that may be required are a trowel, masonry hammer, chisel, masonry saw, and a masonry drill with the appropriate bits. These tools are essential for cutting the bricks to the desired shape and size and for creating openings or channels for flues, vents, or other components. Additionally, a mortar mix that can withstand high temperatures is needed to securely hold the bricks in place. To ensure a proper and safe installation, it is crucial to carefully follow the manufacturer's instructions and use the recommended tools.
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High Alumina Insulating Fire Brick for Furnace
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t
- Supply Capability:
- 3000 m.t/month
OKorder Service Pledge
OKorder Financial Service
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