Insulating Fire Brick - Refractory Mullite Insulating Refractory Brick JM 26
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 20 m.t./month
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General Information
CMAX insulating firebricks are classified under temperature between 1300℃ to 1700℃, manufactured from high purity alumina clay.
1. Lower content of iron, alkaline and impurities, good high temperature properties.
2. Homogeneous structure, light weight, energy saving because lower heat storage in the furnace during cooling cycles.
3. High strength, good thermal shock resistance under high temperature.
4. Precise sizes due to grinding and shaping after sintering, which meets the requirement of construction.
5. Max service temp: Up to 1730C (3160F)
Feature
Light weight and low thermal conductivity
Low heat storage
Low iron and impurities
High thermal shock resistance
Application of Insulating brick
Metallurgical Industry: blast furnace, hot blast furnace, heating furnace, etc..
Petrochemical Industry: ethylene cracking furnace, hydrogen furnace, the main furnace, heating furnace, etc..
Ceramic industry: roller kiln, kiln, etc..
Glass industry: glass furnace regenerator, etc.
Carbon industry: carbon furnace, etc..
Aluminum electrolysis industry: aluminum reduction cell, etc.
Other industries: tunnel kiln, shuttle kiln, etc.
Advantages of heat insulation brick
Low thermal conductivity: many air holes will bring good thermal insulation effect, energy saving.
High crushing strength: high crushing strength, volume stability.
Low heat storage: small heat storage, absorb more heat, energy-saving effect is obvious.
Technical Data
ITEM | GJM30 | GJM28 | GJM26 | GJM23 |
Classification Temperature, ℉/℃ | 3000/1650 | 2800/1540 | 2600/1430 | 2300/1260 |
Bulk Density,g/cm³ | ≤1.0 | ≤0.9 | ≤0.8 | ≥0.5 |
Reheating Linear Change, % | ≤0.9 (1550℃,12 h) | ≤0.8 (1510℃,12 h) | ≤0.7 (1410℃,12 h) | ≤0.5 (1230℃,12 h) |
Al2O3 Content, % | ≥75 | ≥65 | ≥55 | ≥45 |
Fe2O3 Content, % | ≤0.5 | ≤0.6 | ≤0.7 | ≤1.0 |
Thermal Conductivity: | ||||
800℃, w/m.k | ≤0.39 | ≤0.37 | ≤0.35 | ≤0.18 |
1000℃, w/m.k | ≤0.43 | ≤0.41 | ≤0.39 | ≤0.20 |
1200℃, w/m.k | ≤0.48 | ≤0.46 | ≤0.43 | --- |
Insulating brick
Common problem solution
1. What products do you have?
We have all kinds of refractory bricks, refractory casting materials, mortar, cement, ceramic fiber products, etc..
Or you can browse our products to choose what you need.
2. How to control product quality?
With strict quality control system throughout the material selection and production process, we have the quality of refractory materials and ceramic fiber products to meet customer requirements.
From the selection of raw materials, the quality of our control to start. The quality of the raw materials required for each batch of products in the use of the front line test. In the production process, through the quality control of workers, and then to each piece of classification, and through quality supervision and inspection.
3. Could you give me a brief introduction to the application of your product?
My Company is mainly engaged in steel, cement, glass, ceramics, petrochemical, electric power and other industries.
4. If I need you, what kind of information do you need?
In order to select the right products, we will provide us with information, such as the United States, technical data, order quantity, product applications, etc..
If you have any questions, please contact us.
- Q: Do insulating fire bricks have low thermal conductivity?
- Yes, insulating fire bricks have low thermal conductivity. These bricks are specifically designed to minimize heat loss and provide excellent insulation properties. The low thermal conductivity of insulating fire bricks is due to their composition, which typically includes lightweight materials such as clay, silica, and alumina. These materials have low thermal conductivity, meaning they are not efficient at transferring heat. As a result, insulating fire bricks are highly effective at reducing heat transfer and maintaining high temperatures within a structure. This makes them ideal for applications that require insulation against high temperatures, such as in kilns, furnaces, and fireplaces.
- Q: Are insulating fire bricks suitable for insulation in steam boilers?
- Yes, insulating fire bricks are suitable for insulation in steam boilers. Insulating fire bricks are made from lightweight materials that have high insulating properties, such as alumina or silica. They are designed to withstand high temperatures and thermal shocks, making them ideal for use in steam boilers where there is constant exposure to heat. Insulating fire bricks have low thermal conductivity, which means they can effectively prevent heat transfer, reducing energy loss and increasing the efficiency of steam boilers. Their high insulation properties also help to maintain consistent temperatures within the boiler, preventing heat fluctuations and minimizing the risk of thermal stress and damage. Furthermore, insulating fire bricks are resistant to corrosion and chemical attacks, ensuring their durability and longevity in steam boiler applications. They are also easy to install and can be cut into different shapes and sizes to fit the specific requirements of the boiler. Overall, insulating fire bricks are an excellent choice for insulation in steam boilers due to their ability to withstand high temperatures, low thermal conductivity, and resistance to corrosion. They help in reducing energy loss, improving efficiency, and ensuring the longevity of the boiler.
- Q: Are insulating fire bricks resistant to thermal conductivity?
- Yes, insulating fire bricks are designed to be resistant to thermal conductivity. These bricks are made from materials with low thermal conductivity, such as lightweight refractory fibers or insulating materials like vermiculite or perlite. The purpose of insulating fire bricks is to provide thermal insulation and prevent heat transfer, making them ideal for applications where temperature control is important, such as in kilns, furnaces, or fireplaces. By reducing thermal conductivity, insulating fire bricks help to retain heat within the desired area and minimize energy loss, making them an effective choice for insulation in high-temperature environments.
- Q: What is the typical weight of an insulating fire brick?
- The typical weight of an insulating fire brick can vary depending on the specific type and manufacturer. However, on average, an insulating fire brick weighs between 2.5 to 3.5 pounds (1.1 to 1.6 kilograms). It is important to note that this weight estimation is for a standard-sized brick, typically measuring 9 x 4.5 x 2.5 inches (22.9 x 11.4 x 6.4 centimeters). Different densities and compositions of insulating fire bricks can result in slight variations in weight, so it is always advisable to refer to the manufacturer's specifications for accurate information.
- Q: Can insulating fire bricks be used in incinerators?
- Yes, insulating fire bricks can be used in incinerators. Insulating fire bricks are specially designed to provide excellent thermal insulation, making them ideal for applications where high temperatures need to be maintained. In incinerators, which operate at extremely high temperatures, insulating fire bricks can help to reduce heat loss and improve the overall energy efficiency of the system. Additionally, these bricks have good resistance to thermal shock, which is crucial in incinerators where rapid temperature changes occur. Therefore, using insulating fire bricks in incinerators can help to enhance their performance and longevity.
- Q: Can insulating fire bricks be used in high-temperature ducts?
- High-temperature ducts can indeed utilize insulating fire bricks. These bricks are specifically engineered to endure extreme temperatures, making them an optimal option for situations where heat retention and insulation are pivotal. Through their low thermal conductivity and strong resistance to thermal shock, insulating fire bricks are able to effectively trap heat within the ducts, averting any energy loss and ensuring efficient heat transfer. Moreover, their lightweight composition facilitates easy installation and handling, while their durability enables them to withstand the demanding conditions of high-temperature environments. Ultimately, insulating fire bricks prove themselves as a dependable and efficacious solution for the insulation of high-temperature ducts.
- Q: Can insulating fire bricks be used in the construction of glass bottle production furnaces?
- Insulating fire bricks have the capability to be utilized in the construction of glass bottle production furnaces. These bricks are specifically designed to withstand high temperatures and offer exceptional thermal insulation. They are commonly employed in applications that necessitate heat retention and energy efficiency, like furnaces. By incorporating insulating fire bricks into the construction of glass bottle production furnaces, the generated heat during the glass-making process can be effectively contained within the furnace, resulting in diminished heat loss and enhanced energy efficiency. Consequently, this can lead to cost savings and improved production performance. Furthermore, insulating fire bricks can aid in safeguarding the structural integrity of the furnace by minimizing thermal stress and preventing heat transfer to the surrounding environment. In summary, the utilization of insulating fire bricks in glass bottle production furnaces can contribute to a more efficient and long-lasting furnace operation.
- Q: Can insulating fire bricks be used in the construction of kilns?
- Insulating fire bricks have the ability to be utilized in the construction of kilns. With a focus on possessing a high insulating value, these bricks can endure high temperatures while minimizing heat loss. This attribute renders them well-suited for the task of kiln construction as they effectively preserve and regulate the desired temperature within the kiln. Furthermore, these bricks are lightweight and easily manageable, adding to their convenience in kiln construction. An additional advantage lies in their resistance to thermal shock, an imperative characteristic for kilns that experience swift temperature fluctuations. In general, insulating fire bricks are a favored option for kiln construction due to their insulating properties, durability, and user-friendliness.
- Q: Can insulating fire bricks be used in glass furnaces?
- Yes, insulating fire bricks can be used in glass furnaces. Insulating fire bricks are designed to have low thermal conductivity, which makes them ideal for use in high-temperature environments like glass furnaces. These bricks help to reduce heat loss from the furnace, resulting in improved energy efficiency and reduced operating costs. They also provide better insulation and help to maintain consistent temperatures inside the furnace, which is crucial for glass production. Additionally, insulating fire bricks have good resistance to thermal shock and can withstand the extreme temperatures and rapid temperature changes that occur in glass furnaces. Overall, the use of insulating fire bricks in glass furnaces can contribute to better furnace performance, increased productivity, and energy savings.
- Q: Do insulating fire bricks require any curing before use?
- Yes, insulating fire bricks do require curing before use. Curing is the process of drying out and hardening the bricks to ensure they can withstand high temperatures without cracking or breaking. This involves gradually increasing the temperature over a period of time, typically starting with a low heat and gradually increasing it over several hours. Curing helps to remove any moisture or volatile compounds that may be present in the bricks, which could otherwise cause them to crack or explode when exposed to high temperatures. It is important to follow the manufacturer's instructions for curing the fire bricks to ensure their proper installation and longevity.
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Insulating Fire Brick - Refractory Mullite Insulating Refractory Brick JM 26
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 20 m.t./month
OKorder Service Pledge
OKorder Financial Service
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