Standard Size Insulating Fire Bricks
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 0.01
- Supply Capability:
- 1800 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
Features
1.low porosity
2.high compressive strength.
3.all size you need
4.best price with high quality
5.long using time
Application
1.Building material industry,kiln,heating equipment and the inwall of high—temperature pipe line
2.Chemical industrial high temperature of reaction equipment inwall
3.Power plant ,gas turbine engine and heat insulation of unclear power
4.The fire proof of high—rise building
5.Furnace door of kiln
6.High-temperature filter material
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: How do insulating fire bricks prevent heat transfer?
- Combining both their composition and structure, insulating fire bricks prevent the transfer of heat. These bricks are crafted from specialized refractory materials, such as silica, alumina, or clay, which possess high thermal resistance. Essentially, these materials have low thermal conductivity, meaning they are not easily able to conduct heat. Moreover, insulating fire bricks are often manufactured with tiny air pockets or cells within their structure. These air pockets serve as barriers for heat transfer since air is a poor conductor of heat. Consequently, when heat is applied to one side of the brick, the refractory materials' low thermal conductivity, coupled with the presence of air pockets, collaboratively minimize the amount of heat conducted through the brick. Consequently, this effectively prevents heat from transferring from one side of the brick to the other, providing insulation and reducing energy loss.
- Q: How do insulating fire bricks compare to other types of refractory materials?
- IFBs, or insulating fire bricks, are refractory materials specially designed for their high insulating properties. They have several advantages when compared to standard fire bricks or castable refractories. First and foremost, IFBs have lower thermal conductivity than other refractory materials. This means they are more effective at preventing heat loss and providing insulation for high-temperature applications. Their low thermal conductivity allows them to retain heat within furnaces or kilns, resulting in reduced energy consumption and improved efficiency. Additionally, IFBs are lightweight, making them easier to handle, transport, and install. Their lightweight nature also reduces the overall weight of the refractory lining, which can be advantageous in certain situations. Another benefit of IFBs is their ability to withstand rapid temperature changes. They exhibit good thermal shock resistance, meaning they can endure sudden temperature fluctuations without cracking or spalling. This property is particularly valuable in applications with frequent heating and cooling cycles. Furthermore, IFBs possess a high level of chemical resistance. They can withstand corrosive environments and chemical attacks, making them suitable for various applications involving acids, alkalis, and other aggressive substances. However, IFBs do have limitations. Their lower density compared to standard fire bricks means they are less durable and have lower mechanical strength. Therefore, they might not be suitable for applications that require high load-bearing capacity or are prone to heavy abrasion. To summarize, IFBs offer excellent thermal insulation, lightweight properties, good thermal shock resistance, and high chemical resistance. Nonetheless, their lower density and reduced mechanical strength may restrict their usage in certain scenarios. It is crucial to carefully consider the specific requirements of the application before selecting IFBs or alternative refractory materials.
- Q: Can insulating fire bricks be used for insulation in chemical plants?
- Yes, insulating fire bricks can be used for insulation in chemical plants. These bricks are designed to withstand high temperatures and provide excellent thermal insulation, making them suitable for insulating equipment, furnaces, and other structures in chemical plants where heat management is crucial.
- Q: Are insulating fire bricks resistant to spalling?
- Insulating fire bricks exhibit resistance to spalling. These bricks are specially engineered to endure elevated temperatures and thermal shock, rendering them highly immune to spalling. Spalling indicates the fracturing and fracturing of bricks owing to exposure to extreme heat. Composed of superior refractory materials with low thermal conductivity, insulating fire bricks restrict heat transmission and diminish spalling hazards. Moreover, these bricks boast a remarkable melting point, rendering them excellently suited for applications demanding high temperatures. Consequently, insulating fire bricks find widespread application in furnaces, kilns, and other environments characterized by elevated temperatures, where spalling poses a significant concern.
- Q: Do insulating fire bricks have a high fire resistance rating?
- Insulating fire bricks possess an impressive fire resistance rating. These bricks are specifically crafted to endure elevated temperatures while providing exceptional insulation against heat transfer. They are composed of high-purity refractory materials, namely alumina and silica, which possess a high melting point and can withstand extreme heat. With the ability to endure temperatures reaching 3000°F (1650°C), insulating fire bricks exhibit significantly lower thermal conductivity compared to ordinary bricks or alternative materials. This renders them highly suitable for applications necessitating strong fire resistance, such as industrial furnaces, kilns, fireplaces, and chimneys. Moreover, their insulating properties aid in reducing heat loss, thereby promoting energy efficiency and cost-effectiveness.
- Q: Are insulating fire bricks resistant to cracking?
- Insulating fire bricks are specifically designed to have a high resistance to cracking. They are made from lightweight ceramic materials that have low thermal conductivity and high thermal shock resistance. These properties enable the bricks to withstand rapid temperature changes without cracking. Additionally, insulating fire bricks undergo a firing process that strengthens their structure and minimizes the risk of cracking. However, it is important to note that extreme thermal shock or physical impact can still potentially cause cracking in insulating fire bricks, so proper handling and installation techniques should be followed to ensure their longevity and effectiveness.
- Q: Can insulating fire bricks be used for high-temperature applications?
- Insulating fire bricks are widely employed for applications involving high temperatures. These bricks have been crafted to offer exceptional thermal insulation and endure extreme temperatures. Depending on the specific type and composition of the brick, they can typically withstand temperatures of up to 2600°F (1427°C) or even higher. Kilns, furnaces, and industrial settings that necessitate high temperatures commonly utilize insulating fire bricks. These bricks are renowned for their minimal thermal conductivity, which aids in reducing heat loss and enhancing energy efficiency. Moreover, these bricks possess the advantages of being lightweight, long-lasting, and resistant to thermal shock, rendering them ideal for environments with elevated temperatures.
- Q: Are insulating fire bricks resistant to carbon dioxide?
- Insulating fire bricks, also known as refractory bricks, are engineered for withstanding high temperatures and displaying resistance to various chemicals and gases. Nonetheless, the level of resistance to carbon dioxide may differ based on the particular type and composition of the insulating fire brick. Carbon dioxide (CO2) is an inert gas usually found in the atmosphere and released when carbon-based fuels are burned. Typically, insulating fire bricks exhibit high resistance to carbon dioxide due to their elevated melting point and the presence of refractory materials like alumina and silica. Nevertheless, extended exposure to high concentrations of carbon dioxide, especially at increased temperatures, may lead to chemical reactions in some insulating fire bricks, resulting in degradation or diminished performance. Therefore, it is crucial to consider the specific application and environment in which the insulating fire bricks will be utilized. If the insulating fire bricks are part of a furnace or kiln that generates substantial amounts of carbon dioxide, it is advisable to select bricks explicitly designed for such conditions. These bricks might possess additional protective coatings or enhanced chemical resistance to ensure their durability and performance. To summarize, although insulating fire bricks generally possess good resistance to carbon dioxide, it is imperative to consider the specific type of brick and the conditions in which it will be employed to guarantee optimal performance and durability.
- Q: Are insulating fire bricks suitable for use in wood-fired ovens?
- Yes, insulating fire bricks are suitable for use in wood-fired ovens. These bricks are designed to withstand and retain high temperatures, making them ideal for wood-fired ovens that require heat insulation and retention. They help to create a more efficient and evenly heated cooking environment, allowing for better control of the oven's temperature and ensuring even baking and cooking results.
- Q: Do insulating fire bricks require any maintenance?
- Insulating fire bricks, also known as refractory bricks, are designed to withstand high temperatures and provide excellent insulation properties. One of the advantages of insulating fire bricks is that they require very little maintenance. These bricks are made from special materials that have high resistance to heat and thermal shock. As a result, they do not crack or break easily, reducing the need for frequent repairs or replacements. However, like any other material, insulating fire bricks can accumulate dust or debris over time. Regular cleaning is recommended to maintain their effectiveness and prolong their lifespan. This can be done by using a soft brush or vacuum cleaner to remove any loose particles. In addition, it is important to inspect the bricks periodically for any signs of damage, such as cracks or erosion. If any issues are identified, they should be addressed promptly to prevent further deterioration. Overall, while insulating fire bricks do not require extensive maintenance, regular cleaning and inspection are essential to ensure their optimal performance and longevity.
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Standard Size Insulating Fire Bricks
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 0.01
- Supply Capability:
- 1800 m.t/month
OKorder Service Pledge
OKorder Financial Service
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