High Alumina Insulating Fire Bricks for High Temperature Working
- Ref Price:
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- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t
- Supply Capability:
- 500 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 by mixing, press-forming, drying, sintering and machining. Bricks contain carefully-graded organic fillers which are burned out during sintering to give a uniform controllable pore structure. This technique makes product feature low thermal conductivity and excellent heat insulation
Advantages of high alumina brick
1 Excellent thermal stability
2 High refractoriness under load
3 Chemical stability and anti-corrision
4 Small high temperature creep rate
5 Excellent thermal shock resistance
Characteristices of high alumina brick
1.High intensity for pressure
2. Good thermal shock stability
3. Strong abrasion and corrosion resistance
4. High cold crushing strength
5. Excellent abrasion resistance at cold and hot conditions
Application
1. Furnaces of metallurgy industry, heat treatment furnace
2. Furnaces of chemical industry and construction industry.
3. Furnace of incineration of garbage, recirculating fluidized bed furnace
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:Can insulating fire bricks be used in refractory mortar?
- Yes, insulating fire bricks can be used in refractory mortar. The insulating fire bricks provide thermal insulation while the refractory mortar acts as a binder to hold the bricks together. This combination creates a strong and efficient insulation barrier in various high-temperature applications.
- Q:Are insulating fire bricks resistant to metal penetration?
- Insulating fire bricks possess a general resistance to the penetration of metal. These bricks are composed of refractory materials with high melting points and are engineered to endure elevated temperatures. Their application is often found in environments subject to extreme heat, such as furnaces and kilns. The thermal conductivity of insulating fire bricks is low, denoting their effectiveness in impeding heat transfer. This characteristic aids in maintaining a cool outer surface for the bricks, even when the interior is subjected to intense heat. Consequently, such bricks exhibit the ability to withstand the infiltration of molten metal. Nonetheless, it is worth noting that the resistance of insulating fire bricks to metal penetration varies according to the individual composition and quality of the bricks. Inferior-grade bricks may not offer the same level of resistance as their higher-quality counterparts. Furthermore, the duration and intensity of exposure to heat can also influence the bricks' resistance. In conclusion, while insulating fire bricks generally exhibit resistance to metal penetration, it is vital to consider the specific attributes and quality of the bricks employed, as well as the conditions under which they are exposed to heat.
- Q:Are insulating fire bricks resistant to high-velocity gas flow erosion?
- Yes, insulating fire bricks are generally resistant to high-velocity gas flow erosion. These bricks are designed to withstand high temperatures and are made from materials that can withstand the erosive effects of gases flowing at high velocities. However, the resistance may vary depending on the specific composition and quality of the fire bricks.
- Q:Can insulating fire bricks be used in the construction of reheat furnaces?
- Yes, insulating fire bricks can be used in the construction of reheat furnaces. These bricks are designed to have high insulating properties, which helps to minimize heat loss and improve energy efficiency in the furnace. Additionally, their lightweight nature makes them easier to handle and install.
- Q:Are insulating fire bricks easy to handle and install?
- Insulating fire bricks are known for their ease of handling and installation. They possess a lightweight composition, enabling effortless transportation and portability. Furthermore, their user-friendly design, in terms of shape and size, facilitates simple manipulation and installation. The majority of insulating fire bricks are equipped with pre-drilled holes or grooves, further streamlining the installation process. Moreover, these bricks offer high versatility as they can be easily cut or shaped to accommodate specific dimensions or requirements. As a result, even individuals with limited expertise or familiarity in masonry work find insulating fire bricks to be manageable and straightforward to handle and install.
- Q:Can insulating fire bricks be used as a thermal barrier?
- Yes, insulating fire bricks can be used as a thermal barrier. These bricks have high thermal resistance and low thermal conductivity, making them effective in reducing heat transfer. They are commonly used in applications where thermal insulation is required, such as in furnaces, kilns, and fireplaces, to prevent heat loss and protect surrounding areas from excessive heat.
- Q:Can insulating fire bricks be used in the construction of metal smelting molds?
- Yes, insulating fire bricks can be used in the construction of metal smelting molds. Insulating fire bricks are designed to withstand high temperatures, making them suitable for use in smelting processes where extreme heat is required. These bricks have excellent thermal insulation properties, which help to retain the heat and minimize heat loss during the smelting process. This is important for maintaining a consistent temperature within the mold, ensuring efficient and successful metal smelting. Additionally, insulating fire bricks are lightweight and easy to handle, making them a practical choice for constructing molds. Overall, insulating fire bricks are a reliable and effective option for constructing metal smelting molds.
- Q:Are insulating fire bricks resistant to thermal expansion or contraction?
- Yes, insulating fire bricks are resistant to thermal expansion and contraction. These bricks are made of materials that have low thermal conductivity, allowing them to withstand high temperatures without undergoing significant expansion or contraction. This property makes them ideal for applications where thermal stability and insulation are required, such as in kilns, furnaces, and other high-temperature environments.
- Q:Can insulating fire bricks be used in the construction of hot blast stoves?
- Yes, insulating fire bricks can be used in the construction of hot blast stoves. Insulating fire bricks are designed to withstand high temperatures and provide excellent thermal insulation, making them suitable for use in environments with extreme heat such as hot blast stoves. These bricks help to maintain the high temperatures required for efficient combustion while minimizing heat loss, improving the overall performance and energy efficiency of the hot blast stoves.
- Q:Can insulating fire bricks be used in pizza ovens or outdoor grills?
- Yes, insulating fire bricks can definitely be used in pizza ovens or outdoor grills. These bricks are designed to withstand high temperatures and provide excellent insulation, making them ideal for use in applications that require intense heat, such as pizza ovens or grills. By using insulating fire bricks, you can ensure that the heat is evenly distributed and retained within the cooking area, resulting in a more efficient cooking process and better-tasting food. Additionally, these bricks are durable and resistant to thermal shock, meaning they can withstand repeated exposure to extreme temperatures without cracking or deteriorating. Therefore, using insulating fire bricks in pizza ovens or outdoor grills is a great choice for achieving optimal heat retention and cooking performance.
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High Alumina Insulating Fire Bricks for High Temperature Working
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t
- Supply Capability:
- 500 m.t/month
OKorder Service Pledge
OKorder Financial Service
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