Insulating Fire Brick for Cement Kilns
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2 m.t
- Supply Capability:
- 600 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
a) Low thermal conductivity;
b) High refractoriness;
c) High mechanical strength;
d) Excellent thermal shock resistance;
e) Non standard sizes and shapes are available upon request.
High Alumina Brick
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
1.Carbon bake furnaces in the aluminum industry
2.Preheat zones and cyclones of rotary cement kilns
3.insulation for glass tanks
4.Coke ovens
5.Blast furnaces
6.Reheating furnaces
7.Suspended roofs
8.Lime kilns
9.Chimney
10.BBQ/Pizza Ovens
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 the insulation of walls and roofs?
- Insulating fire bricks excel in withstanding extreme heat and are primarily intended for high-temperature applications like kilns, furnaces, and fireplaces. However, they may not be the optimal choice for insulating walls and roofs. Although insulating fire bricks possess a high thermal resistance that effectively minimizes heat transfer, they fall short in terms of preventing air infiltration and delivering superior insulation compared to materials specifically designed for building insulation. When it comes to insulating walls and roofs, it is more customary to employ materials such as fiberglass, mineral wool, foam boards, or spray foam insulation. These materials boast superior insulating properties and are specifically engineered to offer thermal resistance, air sealing, and moisture control. If you are contemplating the use of insulating fire bricks for wall or roof insulation, it is crucial to seek advice from a professional who can assess your specific requirements and recommend the most suitable materials for your project.
- Q: Can insulating fire bricks be used in oil refineries?
- Yes, insulating fire bricks can be used in oil refineries. These bricks are designed to withstand high temperatures and provide excellent insulation, making them suitable for various industrial applications, including oil refineries. They help to reduce heat loss, improve energy efficiency, and protect the surrounding equipment and structures from extreme heat.
- Q: Can insulating fire bricks be used in ladles?
- Yes, insulating fire bricks can be used in ladles. Insulating fire bricks are designed to withstand high temperatures and provide thermal insulation. They are commonly used in applications where there is a need to maintain or control high temperatures, such as in furnaces, kilns, and ladles. Ladles are used for pouring and transferring molten metal or other materials, and the use of insulating fire bricks in ladles helps to minimize heat loss and improve energy efficiency. Additionally, insulating fire bricks can also provide a protective barrier against chemical reactions and erosion caused by the molten materials, making them suitable for ladle applications.
- Q: Can insulating fire bricks be used in the construction of refractory-lined vessels?
- Insulating fire bricks have the capability to be utilized in the construction of vessels lined with refractories. These bricks are specially designed to possess low thermal conductivity, making them an ideal choice for applications that require insulation. When constructing refractory-lined vessels, insulating fire bricks are commonly placed in the outer layers of the lining to offer insulation and minimize heat loss. This contributes to enhanced energy efficiency and the maintenance of high temperatures within the vessel. Nevertheless, it is essential to consider that insulating fire bricks may not be suitable for all sections of the refractory lining, particularly in areas where high mechanical strength or resistance to chemical attack is necessary. In such instances, alternative types of refractory bricks may be necessary.
- Q: What are the key properties of insulating fire bricks?
- Insulating fire bricks, also known as IFBs, possess several key properties that make them highly effective in various industrial applications. Firstly, insulating fire bricks have a high level of thermal insulation. This means that they are capable of withstanding extremely high temperatures while minimizing heat transfer. This thermal insulation property allows for the retention of heat within the desired area, preventing heat loss and improving overall energy efficiency. Secondly, insulating fire bricks have excellent refractory properties. Refractoriness refers to the ability of a material to withstand high temperatures without deforming or deteriorating. IFBs are specifically designed to have a high refractory rating, enabling them to withstand temperatures up to 3000°F (1650°C) without succumbing to thermal shock or breaking down. Another key property of insulating fire bricks is their low thermal conductivity. This property ensures that heat is not easily conducted through the bricks, leading to reduced heat loss and increased energy conservation. The low thermal conductivity of IFBs also allows for rapid heating and cooling cycles, making them ideal for applications that require quick temperature changes. Furthermore, insulating fire bricks are lightweight and have a high strength-to-weight ratio. This makes them easy to handle, transport, and install, reducing labor and logistical costs. Despite their lightweight nature, IFBs are still capable of maintaining structural integrity and providing reliable insulation. Lastly, insulating fire bricks are highly resistant to chemical attack and corrosion, ensuring their durability and longevity in harsh environments. They are commonly used in applications involving acids, alkalis, and other corrosive substances, providing reliable insulation and protection. In summary, the key properties of insulating fire bricks include high thermal insulation, excellent refractory properties, low thermal conductivity, lightweight yet strong structure, and resistance to chemical attack. These properties make IFBs highly desirable for a wide range of industrial applications, including furnaces, kilns, incinerators, and other high-temperature environments.
- Q: How do insulating fire bricks affect the overall thermal stability of a structure?
- Insulating fire bricks play a crucial role in enhancing the overall thermal stability of a structure. These bricks are designed to have low thermal conductivity, which means they are effective in minimizing heat transfer between different parts of a structure. By using insulating fire bricks, the amount of heat that can escape or enter a structure is significantly reduced, resulting in improved thermal stability. In cold weather, these bricks prevent heat from escaping, keeping the interior of the structure warm and reducing the need for excessive heating. Conversely, in hot weather, they prevent the entry of external heat, helping to keep the interior cool and reducing the need for excessive cooling. The low thermal conductivity of insulating fire bricks also helps in maintaining a consistent temperature within the structure. This is particularly important in areas where there are significant temperature fluctuations, as it helps to regulate the internal climate, making the structure more comfortable for its occupants. Furthermore, insulating fire bricks are known for their high resistance to thermal shock. This means that they can withstand rapid changes in temperature without cracking or breaking. By providing a stable and durable barrier against extreme temperatures, these bricks contribute to the overall thermal stability of a structure, ensuring its longevity and reliability. Overall, insulating fire bricks have a positive impact on the thermal stability of a structure by reducing heat transfer, maintaining consistent temperatures, and withstanding thermal shock. Their use can significantly enhance the comfort, energy efficiency, and durability of a building.
- Q: The difference between ordinary and diatomite brick refractory brick
- Refractory brick belongs to a large class, according to different materials used are divided into: high alumina brick, dolomite brick, magnesia chrome brick, magnesia spinel brick, phosphate brick, carborundum brick, brick, mullite bricks etc..
- Q: What are the disadvantages of using insulating fire bricks?
- There are several disadvantages of using insulating fire bricks that potential users should be aware of. Firstly, insulating fire bricks have a relatively low compressive strength compared to other types of bricks. This means that they may not be suitable for applications that require high structural integrity or load-bearing capacity. If the bricks are subjected to excessive pressure or heavy loads, they may crack or break, compromising the overall stability of the structure. Secondly, insulating fire bricks are more susceptible to erosion and wear compared to other types of bricks. They have a lower resistance to abrasion and chemical attack, which means they may deteriorate more quickly when exposed to harsh environments or aggressive substances. This can result in the need for more frequent maintenance or replacement of the bricks, leading to increased costs and efforts. Another disadvantage of insulating fire bricks is their relatively high thermal conductivity. While they are designed to provide insulation and reduce heat transfer, they still allow some heat to pass through. This can be a drawback in applications where maximum thermal insulation is required, as it may result in heat loss and decreased energy efficiency. Furthermore, insulating fire bricks are typically more expensive than regular bricks or other insulation materials. Their specialized composition and manufacturing process contribute to higher production costs, which are then passed on to the consumer. This can make them less cost-effective for certain applications, especially when cheaper alternatives with similar insulation properties are available. Lastly, insulating fire bricks are generally not suitable for use in direct contact with high-temperature flames or extreme thermal conditions. While they can withstand high temperatures, there is a limit to their heat resistance. Exceeding this limit can cause the bricks to crack or even disintegrate, rendering them ineffective as insulation and potentially compromising the safety of the surrounding environment. In conclusion, while insulating fire bricks offer several advantages in terms of thermal insulation and lightweight properties, they also have some disadvantages that should be considered. These include low compressive strength, susceptibility to erosion and wear, relatively high thermal conductivity, higher cost compared to other materials, and limited tolerance to extreme thermal conditions.
- Q: Can insulating fire bricks be used in brick kilns?
- Insulating fire bricks are indeed capable of being utilized in brick kilns. These bricks are specifically crafted to possess high thermal resistance, rendering them an excellent option for insulating the walls of a brick kiln. With the ability to withstand exceedingly high temperatures, they assist in maintaining consistent heat levels within the kiln. Through the utilization of these insulating fire bricks, the kiln's heat loss is significantly reduced, consequently enhancing energy efficiency and diminishing fuel consumption. Furthermore, employing insulating fire bricks also serves to safeguard the outer layers of the kiln from excessive heat, thereby preventing any potential damage and extending the kiln's lifespan. All in all, insulating fire bricks are a suitable and highly effective choice for implementation in brick kilns.
- Q: Can insulating fire bricks be used in a refractory lining?
- Yes, insulating fire bricks can be used in a refractory lining. Insulating fire bricks are specifically designed to provide thermal insulation and reduce heat loss in high-temperature applications. They have low thermal conductivity and high insulating properties, making them ideal for use in refractory linings. These bricks can help improve the energy efficiency of furnaces, kilns, and other industrial applications by reducing heat transfer to the surrounding environment. Additionally, insulating fire bricks are lightweight, easy to install, and have good strength and durability, making them a popular choice for refractory linings.
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Insulating Fire Brick for Cement Kilns
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2 m.t
- Supply Capability:
- 600 m.t/month
OKorder Service Pledge
OKorder Financial Service
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